There's only so much a single worker can do with a mop and pail against a ward full of germ-laden filth.
They'll walk up to you, suddenly grab your shoulders, and pin your arms to your sides (in case you are tempted to touch them back with those germ-laden paws of yours).
Stale air humidified by your fellow passengers' sweat and breath may give you a flu or sinus infection, but unfortunately germ-laden oxygen isn't all you breathe in as you wing across the sky.
One microbiologist concerned about these super-infections has mused that the best thing to happen in major hospitals might be to dump truckloads of germ-laden dirt into the corridors, rather than keep on applying more and more chemicals.
Finally, their name got called, and Mom, Dad, and germ-laden offspring trooped off, presumably to get a peek at the next member of the family.
He interacts with hundreds of people a day and handles a lot of germ-laden money.
Money is filthy and germ-laden, and anyone handling food should wash their hands before they eat.
Sadly, doing the public transport thing meant I was in close proximity to a gazillion germ-laden people sniffling with the lurgy that has been going round.
I complained about nurses going to and from work in their uniforms, then going onto surgical wards, germ-laden and treating patients.
Writers of health advice in the early twentieth century urged people to break down the unhealthy separation of germ-laden indoor air from clean outdoor air.