Comment on Why do we assume paper towels are sterile, or at least clean?

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adespoton@lemmy.ca ⁨6⁩ ⁨hours⁩ ago

I think your use cases are the standard use (dry surface and scoop up gunk before sanitizing).

However, the first use case presents a problem: if you sanitize your hands/surface and then dry with a non-sterile paper towel, what’s to say you haven’t just smeared contaminants all over the surface again?

I do remember a study in bathrooms a few years back that found that the materials and composition of a paper towel tend to trap contaminants instead of spreading them (just like wood/paper cutting boards)… so paper towel likely has some built-in antimicrobial properties, but that window between manufacture and use is pretty wide open. We entrust a LOT to a bit of shrinkwrap.

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