secondary pollution

Secondary pollution was one of the key issues for the completely bioremediation of soils.

The fluorine contained ash can be used for manufacturing bricks, and does not bring secondary pollution.

"Electric agglomerate method" is a technology of wastewater treatment with little secondary pollution and a wide application prospect.

When consumers purchase the best select the masks of the independent small packaging products to the maximum to avoid secondary pollution.

The thesis systematically analyzes the cause of the secondary pollution in rural water supply and puts forward relevant control policies.

Best to wash their hands before use, so as not to hand contact with the surface of sanitary napkins to avoid secondary pollution.

The mercury sticky clothes and shoes might reveal to the other parts of the mercury causing secondary pollution.

Using waste plastic to obtain high quality liquid fuel is an important approach which can recollect resources and avoid secondary pollution.

Treated sludge basically realized the harmlessness, reduction, the environment will not cause secondary pollution.

Though biological degradation is nontoxic and no secondary pollution, the organisms with good degradation effects are hardly obtained.

If the blue algae salvaged will not be properly handled, would cause serious secondary pollution.

Chemical methods mostly reduce nitrate nitrogen by catalysis reaction with metal ions, which easily lead to a secondary pollution.

Secondary pollution shall be prevented during the reuse and recycling of wastes.

The method has features of convenient operation, no secondary pollution, safety, security and high adaptability.

The potential problem of secondary pollution due to the decomposed Elodea Canadensis Michx was also discussed.

Indirect cooling mode, cooling the sterilizing water with heat exchanger, avoids secondary pollution.

Water color became henna from gray and back, especially microbial flocculation was without secondary pollution.

The invention has the characteristics of economy, high efficiency, no secondary pollution and environmental protection.

After conducting waste landfill, leachate may produce secondary pollution on the environment.

Using cold plasma to treat waste water is an efficient technology which will not leads to secondary pollution.

Challenge No enough land resource to take in the high concentrated effluent from digester, and cause secondary pollution.

Since it turns to water after being used, it's called a green chemical with this precious non-secondary pollution feature.

Coal exploitation leads to the Fe Mn accumulation in the sediments and seasonal secondary pollution in the waters in Lake Aha.

Titanium oxides has been widely used because it is stable, efficient and has no secondary pollution.

The invention has the advantages of simple operation, low energy consumption, low cost and no secondary pollution.

The secondary pollution brought by the biogas and bio-liquid after scale pig breeding residue anaerobic fermentation is very serious.

Comparing with traditional flocculant, the secondary pollution was not caused and the bioflocculant is safe or innocuity.

An investigation should be carried on in the application of FGD residues to prevent secondary pollution and to utilize the new resource.

The composting treatment is a comprehensive way, but apt to cause secondary pollution.

The process has the advantages of large throughput, high recovery rate and good product quality without secondary pollution.

Dry magnetic separation, water saving, no secondary pollution.

This method will create great quantities of dirty mire in the process, easily causing secondary pollution.

In sales, problems of secondary pollution and labels and signs exist extensively.

Cast iron pipes with PVC alternative may reduce secondary pollution.

Control of the secondary pollution.

However, MSW incineration also causes serious secondary pollution, such as the emission of heavy metals and dioxins.

The process has the advantages of simple operation, no secondary pollution, good economic benefit and so on.

The utility model can avoid the secondary pollution which is caused because of backflow of water.

The result shows that it is feasible to add5%-10%ash as addition of cement and it can effectively control the secondary pollution. The. . .

For example, in order to prevent secondary pollution, even the use of sewage is not Valve asbestos packing and gasket sealing.

Quality Standard of Water Used for Blood Dialysis and Measures for Preventing from Secondary Pollution

RCL pump-free water curtain spray chamber discharges no circulating water and is free from secondary pollution;

Countermeasures against the Secondary Pollution of Roof Water Tanks of Multiple Story Residential Building in Nanjing

Secondary pollution reason of supplying water network and its countermeasures

Dedicatory Values of Heavy Metals in Different Components of Domestic Waste to Secondary Pollution of the Environment

Study on Application of Mathematical Simulation Model of Secondary Pollution of Drinking Water from Storage and Transportation

The Reasons of the Secondary Pollution about the Water Supply Pipeline Network and Improvement Measures

Mathematical Modeling for Water Quality Control of Drinking Water Secondary Pollution

Brief on secondary pollution protection design for the Shanghai Public Health Center

Prevention and Control of Secondary Pollution from Incineration of Municipal Refuse

Unrecyclable materials can be processed into Refuse Derived Fuel (RDF) in order to avoid secondary pollution on the environment;

Measures for Preventing Secondary Pollution of Direct Drinking Water System

The utility model can be used at the temperature of about 500 DEG C, and can avoid waste of heat energy and secondary pollution;

Hazard and Control of Secondary Pollution from Refuse Incineration

Mathematical Modelling for Secondary Pollution Caused by Water Distribution Networks

Secondary Pollution Control of City Solid Waste Incineration

Discussion on Anaerobe Secondary Pollution in Beer Producing

Secondary pollution control in innocuous treatment of refuse

Prevention of Secondary Pollution of Disposing House Refuse in Nanning

Realizing Techniques of Secondary Pollution Control system Based on Municipal Solid Waste Incineration

secondary pollution to environment;

POEM-PM: an emission model for secondary pollution control scenarios

Control of Secondary Pollution in Sanitary Landfill

Secondary pollution of water supply to high residential buildings

Secondary pollution caused by disposal of electroplating effluent

Measures to Protect Secondary Pollution of Water Storage Tank

Research of secondary pollution induced by reutilization of dredged sediment from west Wulihu Lake

Study on Secondary Pollution Problem of Weihe River's Silt

To Prevent the Secondary Pollution of Water in Design of Housing

PEX can not be recycled and generate secondary pollution;