Is it possible for anything to be ‘germ-free’?

Is it possible for anything to be ‘germ-free’?

Everyone has probably done it hundreds of times, especially lately — rubbed hands with sanitizer, scrubbed kitchen counters with antibacterial wipes, patted down a toilet-seat cover in a public restroom and used feet, elbows or shoulders to try to open the bathroom door — all in the name of keeping those nasty, scary, invisible germs away.

But what if all of this careful cleaning is an exercise in futility? Is it even possible to keep germs away? 

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