Question

Give two reasons why it is important to wash your hands both before and after completing a lab.

Answer 1

not occur because chemical poisoning to remove any traces of chemicals that can affect skin on your hands are accidentally

Answer 2

I would say it is important to wash your hands before and after because to get an accurate lab result, you would want to start off with a fresh slate of clean hands. Then washing them after gets rid of any substances that you might have been exposed to your hands in the lab.