Prevent the release of toxic vapored, dusts, mists, or gases into the workplace air
H2O, also known as water, stands for two hydrogen atoms and one oxygen atom. Hope this helps! ^^
Wait SORRY HELP WITH WHAT?!!
A baseline for experimental investigation is provided by an hypothesis. This is a must before conducting experiments. Also, it is the hypothesis that is being proved by doing the experiments. So, hypothesis is very important in research studies. Hope this answers the question.
