Eli5: Why are we told to wash our hands for 20 seconds to kill all the bacteria etc, but not told anything similar for dishwashing? What makes dishwashing different, if anything?

Question

Eli5: Why are we told to wash our hands for 20 seconds to kill all the bacteria etc, but not told anything similar for dishwashing? What makes dishwashing different, if anything?

In: Biology

Answer 1

they came up with 20 seconds so that everyone who actually tries will reach every part of their hands.

there are a lot if videos on youtube where people “wash” their gloved hands with ink, so you can see which parts they have already reached.

it just takes a while to get between the fingers, on the backside, the outer sides, fingertips and nails,…