oxygen

In the absence of surface oxygen, CO might be hydrogenated directly to formyl, a way inferior to that of CO2 hydrogenation.

Moreover, the distribution of oxygen-containing functional groups and structural parameters of every lithotypes have been investigated.

Arteries carry oxygen-rich blood away from the heart to the rest of the body.

However, they suspect it could be a result of the nitrate turning into nitric oxide in the body, reducing the oxygen cost of exercise.

Due to just a few key structural changes, mammoth hemoglobin can release oxygen more readily at cold temperatures.

Remember how the flight attendant tells you to put on your own oxygen mask before helping others?

Should we assume some sort of Oxygen depleting burn off as the methane reaches the atmosphere?

Hydrolysis of chlorosilanes in an oxygen-hydrogen flame, produces a fine, amorphous white powder of very high purity.

It might have been wine, but the air - oxygen - into the bottle so the wine went bad, this wine is not good.

"At their peak, how much oxygen they're consuming is a measure of how physically fit they are, " Burns said.

Hospitals in the air is poor, disinfectant suffocating, oxygen seems to forget the arrival of the absence of the same.

He had had apparently run out of oxygen about 300 metres below the summit, on his way down.

A liquid oxygen release in the atmosphere generates a deep cloud made of moisture condensation. Do not expose yourself to the cloud.

There was no immediate change of visual acuity and perfusion pattern in these cases and it might be due to inadequate oxygen dosage.

Simple concussions cause short losses of consciousness. Coma from lack of oxygen may last several weeks and is often fatal.

Aluminum is always combined with other ls; the most common combination is with oxygen because aluminum has a strong affinity for oxygen.

At least one of the temperature and oxygen content of the gas is progressively increased to oxidize a porous component of the coke.

Don't look at it for a moment, we human indispensable to oxygen, the necessity of timely exclusion of carbon dioxide is rely on it to carry.

Decked out in a black Elvis-type jumpsuit, Vigil pulled an oxygen tank behind him with a breathing tube attached to his nose.

A fuel cell creates electricity through a reaction between hydrogen and oxygen leaving water as the only form of emission.

Massa points to his head, making a gesture that suggests he turned his oxygen mask into a clown's hat.

Why was the amount of oxygen consumed so much greater than the amount necessary to completely oxidize the added oxaloacetate or malate?

Collision of an oxygen molecule with a fluorophore in its excited state leads to a non-radiative transfer of energy.

If they detect the chemical signatures of water or oxygen in their atmospheres, it would be a strong indication of the presence of life.

Occasionally enriched air or supple mental oxygen is available and a greater ratio of secondary reforming to primary reforming is possible.

Charlie was not allowed to play with other children in case he picked up any illnesses until he came off the oxygen at the age of two.

The microchemistry of many living matters is often related to reactive oxygen species(ROS).

One protein is responsible for the "redness" of blood; it carries oxygen from the lungs to all the other parts of the body.

Lipid peroxide created by fats combined with oxygen tends to build up in the body and create aging.

It is often related with increasing oxygen free radical, calcium overload and cell apoptosis.

Breathing predominantly with your chest does not permit you to get an optimal amount of oxygen as easily as diaphragmatic breathing does.

If liquid oxygen spills on asphalt or other surfaces contaminated with combustibles, do not walk on or roll equipment over the spill area.

One answer could come from a supersonic combustion ramjet, known as a scramjet, which would scoop oxygen from the atmosphere as it ascends.

It has been used as an alternative of gasoline, improvers for octane number and oxygen content in gasoline.

Katie, in her wheelchair with the oxygen tube, listening a song from her husband and friends.

The constant theme of the series was a drawing of a human face in close up and each one with an oxygen tube in the right nostril.

These simple plants called algae drift near the surface of the ocean and use sunlight to turn carbon dioxide and water into food and oxygen.

I will call Dr. Cui now to see if he can walk in sooner. But, please, at least keep the mask on to let your baby have enough oxygen.

Plus, there's no way to predict an individual's response to removing supplemental oxygen and how much they will suffer.

The 23-year-old said the only by-products would be water and oxygen.

Al-Megrahi's family says he is being kept alive with oxygen and a fluid drip, is falling in and out of a coma and has stopped eating.

That life would have to survive on comparatively little oxygen and water, and would have to be very tolerant of methane.

at night, lack of fresh air and oxygen is often the cause.

The heart beats faster and blood pressure rises to increase the distribution of oxygen and nutrients throughout the body.

Students breathing pure oxygen did not yawn less than those breathing air with higher than normal levels of carbon dioxide.

Blood pressure and oxygen measurements are taken in the four chambers of the heart, as well as the pulmonary artery and aorta.

He said the great machines that produced the atmosphere on the planet had stopped producing oxygen.

In case of any other emergency , an oxygen mask will come down from overhead.

This basically poisons those cells and keeps them from carrying oxygen to the heart and from the heart to the rest of the body.

Should a lifeline break, a man might live a minute or two--as helpless as if he were out in space or under water without an oxygen supply.

We have been able to outline the steps in the long drawn out process of producing present-day levels of oxygen in the atmosphere.

The animal has no pulse, no blood, no electrical activity in its brain, and its tissues consume no oxygen.

However, there seems to be a regional lack of oxygen in the kidney so there may be a role for ischemia as well.

We gave him water from his canteen. We gave him oxygen. We propped him up and gave him time to try to relax and get calm.

The system can be custom configured to monitor a variety of conditions, including VOCs, dew point, oxygen and a number of other gases.

The oxygenator, which gives the blood the oxygen with the body needs, is also part of the heart-lung machine.

Most heart assist devices support the heart's left ventricle, which pumps oxygen-rich blood to the rest of the body.

Once loaded with life-giving oxygen, the blood returns to the heart to take a trip around the body again.

It's important to put on your own oxygen mask before trying to help anyone else.

Plummeting water oxygen levels due to a severe drought have led to thousands of fish dying along the Manaquiri River.

I also checked to see if the anemia had progressed to the point that his blood no longer carried enough oxygen for his body's needs.

The sunshine is burning hot, and I feel like a fish out of water and oxygen, seeing every object double and flickering.

The researchers related these changes to the heart muscle's greater need for oxygen when alcohol is in the body.

He was a doctor, and he knew that plaques of fat had clogged the spaghetti size arteries that carried oxygen to his heart.

Blowtorch: a portable burner for mixing gas and oxygen to produce a very hot flame, used for soldering, welding, and glass blowing.

They include the fact that the body has enough oxygen to keep vital organs working for a few minutes.

Even there is acid rain the sky, poisonous rain, the air fills the air germ to flow and has no oxygen body.

Glenn placed a sensor on her finger to measure her pulse and blood oxygen. Then he began to gather her information.

Hydrogen and oxygen atoms can vary in how much they weigh.

The oxygen did not build up in the atmosphere for a long time, since it was absorbed by rocks that could be easily oxidized (rusted).

The dissolved oxygen was an important technical parameter in Shaoxing rice wine brewing and storage, but did not get deserved concern.

With the Saudis able to squeeze the oxygen tube at his hospital bed, they can surely tell him to sign up to his own political demise.

It turns out that - if I've got molecular vibrations you know, there's nitrogen and oxygen in the air.

She was barely able to walk and she had oxygen cylinders fitted in her bedroom.

Tiny oceanic microorganisms solidify carbon and oxygen gases dissolved in sea water to produce a salt which settles on the sea floor.

The image was captured using four narrow-band filters that have been tuned to see hydrogen as well as ionized helium, sulfur and oxygen.

Dormancy may be due to the barrier to water and oxygen presented by the seed coat or to abscisic acid produced by the embryo.

Diphenylmagnesium bromide did not initiate styrene in dichloromethane and tetrahydrofuran either adding oxygen or not.

sauce from having a strong vinegar taste (vinegar is dilute acetic acid), oxygen must BE kept, out of the fermentation tank.

But getting rid of excessive reactive oxygen or a limited effect of some sort of scavenger might be a good idea.

It is the only planet known to have an atmosphere containing free oxygen, oceans of liquid water on its surface, and, of course, life.

Meanwhile, he's got a hospital full of patients in oxygen tents that need mitral valve replacement, and he said, 'You can't wait on this.

The flight crew has its own independent emergency oxygen system, and this dial shows how much oxygen is left in that system.

I feel as if the air in his apartment has gotten thinner, or as if someone has siphoned most of the oxygen out of my lungs.

To leave the cabin, there is no air, the spacesuit itself must be able to supply oxygen.

That is all due to nature: The trees and the air that they breathe out to give us oxygen.

The trick they used to do this was to look at the isotopic composition of the oxygen in the wood of local trees.

The wires transport electrons from bacteria in deeper, oxygen-poor sediments to bacteria in oxygen-rich mud near the surface.

Dimethyl carbonate (DMC) is a strong contender to help the refining industry meet the Clean Air Act specifications for oxygen in gasoline.

Iron is an essential component of haemoglobin, a substance in red blood cells that carries oxygen around the body.

All the heat and light of a fire comes from big, carbon-based molecules combining with oxygen.

Princess initially received oxygen therapy , pain relief and was placed on a heat pad to help bring her body temperature back to normal.

Allowing the yeast access to oxygen at the beginning of fermentation during the growth phase helps the yeast produce its own lipids.

Once the oxygen content of the air had risen to 25%, it was ready to burn.

Water blooms often develop on the surface, preventing the light penetration and oxygen absorption necessary for underwater life.

Hemoglobin is an iron-rich protein that gives the red color to blood. It also carries the oxygen from the lungs to the rest of the body.

Dr. Joye said there's so much gas leaking into the Gulf that we might be looking at severe oxygen depletion in Gulf water.

Red cells carry oxygen around the body. When the number of red cells is below normal this is called anemia.

If true, the signal might be explainable by hydrogen flowing out from the Sun and interacting with oxygen in the lunar soil.

X-ray photoelectron spectroscopy (XPS) shows that the reason is the increase of oxygen and nitrogen polar functional groups on the surface.

Repoxygen causes a controlled release of EPO, but only when the body senses a lack of oxygen. Or at least it does so in mice.

Making oxygen and giving Mars a breathable atmosphere is at least theoretically possible.

Results showed that the specific capacitance of material enhanced due to the extended oxygen functional groups on the surface of carbons.

I just feel like I'm a fish you've taken out of water. Gulping for air. Trying to get oxygen.

"Normally in the morning, he would bring oxygen tanks from upstairs downstairs, one in each hand, " she said.

For this to have a chance of happening, more numbers will have to be crunched, and planetary atmospheres analysed for signs of oxygen.

"This explains where some of the oxygen might be hiding, " said Paul Goldsmith, principal investigator on the Herschel Oxygen Project.

And a US study suggested the light at the end of the tunnel can be explained by poor blood and oxygen supply to the eye.

The flight muscles of insects could not function nearly as effectively without such a quick means of oxygen delivery.

The results showed that the surface oxygen complexes of the carbon black increase after the oxidation treatments.

So when I had another choice to be something else, I hopped happily unto it. It was like a breath from the oxygen tank in the backstage.

he took his oxygen mask off and talked to the lads . petr said go back to work and go and win the game.

This process is possible through the R. B. C. containing hemoglobin which combines easily with oxygen and carbon dioxide.

Park Ji-sung, known as the 'Oxygen Tank' for his indefatigable style of play, will participate in his third World Cup this year.

Oxygen gas cutting can be used for carbon steel and low alloy steel, thickness can be up to several FenMi.

Or, you could opt to ease jetlag by indulging in traditional Chinese massage or try out the only Oxygen Room in Beijing.

As if that weren't bad enough, the bacteria that thrive in low oxygen conditions emit a powerful greenhouse gas, nitrous oxide.

Eventually, using a walker, Mom began to take walks through the house. She was trailed by oxygen tubing and Otto.

The patient wanted to stop his oxygen therapy and asked Hansen-Flaschen to help him avoid a sense of suffocation afterwards.

The dissolution is called in the water member condition oxygen dissolved oxygen, appraises one of water quality important targets.

Oxygen-poor blood then "piles up" in the veins draining the brain, especially in central brain regions that are key to memory formation.

Welding torch welding torch, also known as, the role is to combustible gases mixed with oxygen to form a certain flame welding energy.

There is no doubt; tequila has the exact proportion of carbon, hydrogen and oxygen atoms necessary to form diamonds.

Hydrophobic microencapsulated DHA was more stable to oxygen than hydrophilic microencapsulated DHA and emulsified DHA oil in beverage.

The blood circulates through the vessels, carrying food and oxygen to all parts of the body.

Once sufficient oxygen screened the land from the harmful rays of the sun, an explosion of terrestrial plant life began.

Enzymes and anti-oxidants protect the body against the harmful effects of these free oxygen radicals.

Oxidation of oxygen the body is not the culprit, but the oxygen free radicals, is a cell nucleus with unpaired electron active groups.

Takes up side telephone, orders pair of thin to have the oxygen athletic shoes, joins a thin silk race the slender ranks!

Microbe-rich stromatolite reefs, like this one in Shark Bay, Australia, were among the first sources of oxygen on Earth.

"No one was very hysterical , " she said. Oxygen masks were deployed during the emergency, AP reported.

If the lemon and salt paste did not remove the mildew, wash it with an oxygen or chlorine bleach.

Protons left behind by the oxygen migrated to a second electrode made of platinum and formed into hydrogen.

Parts used for oxygen service must be labelled accordingly and preserved with adequate packaging.

This made it possible for the astronaut, in his spacesuit with oxygen supply, to go first from the air-filled ship to the bellows.

The Ecosphere has no fire, no flash, no high levels of oxygen, no serious friction -- even in its longest cycle.

And there was no carbon and oxygen in the universe throughout the first generation of stars.

The sides of the oxygen enriched membrane device are all sealed except top, the bottom and the joint of the air inlet tube.

What was happening was this: in its pure state of repeating units of one titanium and two oxygen atoms, titanium dioxide is a semiconductor.

Every breath we take brings oxygen into our lungs, and the lungs are the first destination for the blood pumped out by the heart.

The silicone rubber has been used as the sealing material of fuel cell, but the material has high permeability to hydrogen and oxygen.

The RBCs carry oxygen from the lungs; the WBCs help to fight infection; and platelets are parts of cells that the body uses for clotting.

Vaporization of a cryogenic liquid, except oxygen, in an enclosed area can cause asphyxiation by displacing the air.

Aerovic means with oxygen. Oxygen is needed by the body to be able to burn fat.

Such liquid fuel rockets as are now being used for space research have to carry their own supply of oxygen.

They tried to put a tube down her throat to get her some oxygen, but there was so much blood they couldn't see.

In contrast, women who did not exercise experienced significant declines in their oxygen capacity.

Good posture increases lung capacity, aiding oxygen transport and nutrition around the body.

Oxygen cylinders used for medical service are subject to specific rules that you must be instructed with.

Water ice can be melted and purified for drinking. It could be also broken down to its components parts---oxygen and hydrogen.

And I entertained him for 10 minutes, laughing through his oxygen mask and respirator.

Oxidation Chemical action with the oxygen in the air . It is one of the principal ways in which printing ink dries .

The oxygen reactive etching during the processing is found out to be an effective way to improve the photoluminescence of ZnO nanorods.

The front and salinity stratification impact greatly on the range and intensity of the low oxygen water in the PRE.

That will increase the flow of oxygen to your brain and help you to be more alert.

In reduction zone, a number of high temperature chemical reactions take place in the absence of oxygen.

Right water temperature, dissolved oxygen, water, etc. What are the needs in this study together with you.

Free radicals are produced mainly by the body burning oxygen, partly as a result of smoking, pollution and sunlight.

Professor John McGrath, from King's College London, says grafted skin tissue has no blood vessels and therefore no oxygen.

This makes it great for low-intensity activity where oxygen has plenty of time to course round the body, stoking fat-burning processes.

However, when the children inhaled the carbon dioxide-oxygen mix, the hypothalamus' hyperactivity vanished from the MRI scan.

Your heart rate slows, reducing the rate at which oxygen is pumped around the body.

Her mother was the chemical engineer who first discovered a feasible way to store oxygen in tanks.

as the ionizing, and gives oxygen to generate ozone, which causes the surface oxidation.

For these types of injuries, topical oxygen may be helpful as an adjunct to surgery or other forms of standard wound care.

The primary characteristic of IPF is scarring (fibrosis) of the lung surface, rendering it unable to transmit oxygen into the bloodstream.

The deformed cells block blood vessels and cut off the flow of oxygen to tissue in the body.

Maybe there is a little bit of oxygen from some algae on the beach not far from here.

The woman in question had suffered a blood clot in an artery in her lung, which caused cardiac arrest and deprived her brain of oxygen.

When ozone reacts with an organic, the byproduct is oxygen and an oxidized form of the organic.

That means each of its molecules contains an oxygen atom as well as the carbon and hydrogen found in an alkane.

There must be at least 10-20 kids in the giant gorilla, passionately exhausting the oxygen and energy, not to mention the holy stinky feet.

Current density has no significant effect on the active oxygen content of the lead dioxide deposit.

Known as a "dead zone" , this vast oxygen-depleted area extends along the coast between Louisiana and Texas.

Both techniques needed sufficient oxidizing atmosphere. When roasting with sodium chloride, it was by no means the more oxygen the better.

When the body has plenty of oxygen, pyruvate is shuttled to anaerobic pathway to be further broken down for more energy.

They placed the child in an oxygen tent when he had difficulty in breathing.

Love without self-control is disastrous just like the situation where water, fire or even oxygen gets out of control.

They get oxygen from the air, so they must return to the surface regularly to breathe.

The word hypoxic means reduced oxygen for, in this case, the body's cells and organs.

A complete absence of oxygen and water in the moon makes it a dead world with no signs of life.

Oxygen masks were not deployed, indicating that the cabin did not depressurize, the BEA said in a 2009 report.

And I knew that that was blood shunting, when the blood rushes away from your extremities to provide oxygen to your vital organs.

A stroke, for instance, occurs when a clot restricts blood flow to part of the brain, cutting off the oxygen supply and killing neurons.

In contrast, the deoxidization treatment of the F400 carbon at 850*C results in a significant decrease in the surface oxygen complexes.

The reaction to release of the heat, namely the acetylene in oxygen burning process is an exothermic chemical process.

The culprit in brain damage may not be a lack of oxygen but rather its reintroduction into the body.

The microbes, they suggest, are surviving the dark, oxygen-free waters by drawing energy from sulfur and iron.

He's got his oxygen on, the portable tank next to him on the rug like a faithful dog.

Staged combustion avoids the usual waste of fuel or oxygen used to drive the pumps in an engine with the conventional gas-generator cycle.

Preoperative tracheotomy apparatus, oxygen and first aid equipment were prepared to ensure the safety.

In Puget Sound, big blooms of sea lettuce often break down in Dumas Bay. This process of rotting uses up oxygen and kills marine life.

Whey protein isolate (WPI) is one of common-used film-forming materials, and is good barrier to oxygen while poor barrier to water vapor.

The most obvious victims of the heart, when the myocardial oxygen supply is insufficient, which may induce angina or myocardial infarction.

To do that, coal is mixed with oxygen and steam at high temperatures and pressure to produce a gas.

The proven VTI Oxygen Monitor is the system you want working for you when oxygen level alarms are needed.

Transport oxygen and nutriment necessary for metabolism to the body and send off the metabolic products.

If our heart is strong and working efficiently, oxygen will circulate all round the body helping to feed and renew our body tissues.

The liver was next placed in a bioreactor, special equipment that provides a constant flow of nutrients and oxygen throughout the organ.

Well, one and a half hectares of trees could produce enough oxygen to keep your whole class alive and healthy for a whole year.

For a late drink try Oxygen in Qeimariyeh, which gained notoriety by throwing out the U. S. consul a few years ago.

Their dominance sucks up much of the innovative oxygen that could enliven the bottom half of the economy.

Coronary heart disease Coronary arteries are arteries which supply blood to the heart to provide nutrients and oxygen.

When an athlete is running at full speed, the muscles can demand more oxygen than the body is able to provide.

To exclude higher oxygen concentration in an equipment with an potential source of ignition we use Nitrogen to dilute the air in the vessel.

Episodes of apnoea are usually accompanied by: loud snoring, excessive daytime sleepiness and a reduction of blood oxygen saturation.

after the nap, i got a little headache, if dizzy means lack of oxygen, how about headache, means too much air-blood, cant take it suddenly?

Maximal oxygen uptake and minute ventilation did not change in either group.

The company's aim is to provide the customer with suitable oxygen absorber of high quality that meets their special demands.

Here are a few solutions: firstly, plasma kinetic dedust, in a high vacuum conditions, oxygen ions and photoresist or chemical reaction.

Oxygen, steam, and all services where the media being handled is not corrosive to the metallic parts of the valve.

Polyurethane foam in essence are highly flammable materials, do not make flame retardant processing the oxygen index is only 16. 5%.

The invention relates to a solid electrochemistry oxygen pump and a carbon dioxide decomposition method thereof.

If the Earth did not have the ability to store oxygen in the deep reaches of its mantle there would probably be no life on its surface.

The drug has no effect on normal cells, which can adjust to higher levels of oxygen that cause cancer cells to self-destruct.

abstract: Reactive oxygen species is the normal metabolic products of organism, but the existing of it has two sides.

Take a little extra time to exhale, since leaving residual carbon dioxide in the lungs can impede the delivery of oxygen on the next inhale.

Oxygen in the air is one of the necessary ingredients for the engine combustion process.

Oxygen is often stored as a liquid, although it is used primarily as a gas.

The new results negate that assumption - the mere presence of oxygen in an atmosphere is now not enough evidence to start looking for life.

Unlike that of tempered martensite structure, there is little effect of oxygen content on the fatigue properties of ferrite-pearlite steel.

The coronary arteries, which supply oxygen-rich (red) blood to the heart muscle, may narrow in response to elevated pressure.

The NOAA is monitoring these zones; it is easier to test for low oxygen levels than to find the oil plumes far below the surface.

Plus, the roach brain does not control this breathing and blood does not carry oxygen throughout the body.

This was the clue that the high oxygen levels that occur naturally in the retina after rods die was the suspect regarding cone cell death.

Scientists and enthusiasts alike have long known that the swirling motion mixes oxygen into a red, enhancing its flavor.

The men had survived 3 cold, dark days on the bottom of the ocean and had less than 6 hours of oxygen left.

Hairdressing salons, foot or body massage at My Foot Reflexology and oxygen therapy at the Plaza Premium Lounge.

Conclusion MPD can improve the heart hemodynamics and regulate myocardium oxygen consumption.

Dispersants used to fight the oil are also food for the microbes, speeding up the oxygen depletion.

Nearly every disease process responds favorably to any therapy that effectively increases cellular oxygen content.

Often, the blanket of new oil will drop close to the ground before setting afire, as the oxygen is thin in the upper atmosphere.

Eucalyptus increases our oxygen carry rate of haemoglobin, thus increase oxygen intake of the body.

Biogas is generated when bacteria degrade biological material in the absence of oxygen, in a process known as anaerobic digestion.

The oxygen atoms produce the blue-green hue that seems to enshroud the detailed folds and filaments.

And a pregnant woman who smokes two packs of cigarettes a day blocks off 40 percent of the oxygen to her unborn child.

To boost oxygen in the long term, organic matter must be buried beyond the reach of hungry bugs and beasts.

Officials say leaky oxygen containers probably cause the building's nighttime explosion. At least 18 people are dead.

Without oxygen they are less efficient and may even run out of gas as the alcohol level climbs at the end of the fermentation.

a cumulative deficit of oxygen resulting from intense exercise; the deficit must be made up when the body returns to rest.

Peroxide: Any of a class of chemical compounds in which two oxygen atoms are linked by a single covalent bond.

Reactions between oxygen and ultraviolet radiation from the sun create a layer of ozone throughout Earth's stratosphere (upper atmosphere).

When plants conquered the land they found new places to grow and new ways to be buried, gradually boosting atmospheric oxygen.

In fact I felt invigorated, more relaxed, and healthier, probably because of the air- cleansing and oxygen-producing nature of close plants.

Iron is a mineral that makes up an important part of hemoglobin, the substance in blood that carries oxygen throughout the body.

ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus.

I heard that sometimes a bad snore can cause heart failure because not enough oxygen gets to the heart.

Objective To understand the problem that operators and parents communicate in the infants with hyperbaric oxygen treatment.

Compelling evidence certainly indicates that human beings are sometimes able to withstand several hours without oxygen.

Uses: Antithrombotic for cardio-cerebral vascular diseases API; antioxidant, scavenging oxygen free radicals, since the role of Cosmetology.