This actually depends upon the particular kind of experiment you were doing, but many science experiments involve chemicals that you would not want to get into your food by accident. If it was a biological experiment, there could be dangerous germs involved.
Yes, you should always be sterile before performing any experiment as to not add any variables.
it doesn't matter how many seconds you should wash your hand, but that you wash them thorougly
wash them by hand or put dlicate on your washer when you wash them..
You should wash
they might get torn up you should hand clean them
In medical you are to wash hand very often. When washing the hands you should wash them with soap from the top to the bottom.
wash your hands
we shoud wash our hand before eating because the bacteria in our hand which got stuck before eating should be removed out otherwise there can be stomach pain or some serious diseases
By hand...You should was it by hand; do not put it in a washing machine, as it will ruin the hat.
You should probably finish your ice cream quickly, and then wash your hand.
Immediately wash it with water and then see a doctor.
then all the germs in our hand will be washed