An experiment by a scientist who goes by Devon Science on TikTok , exposes just how much bacteria bacteria is lurking in the machines, which is sprayed all over freshly washed hands. An experiment by a scientist who goes by Devon Science on TikTok , exposes just how much bacteria bacteria is lurking in the machines, which is sprayed all over freshly washed hands.
Stomach-churning reason you should NEVER use a hand-dryer in a public restroom
