always wear your goggle in the lab.keep harmful substance from flying in your eyes.
never leave away from a open flame.and make sure your hair is up and not close to the flame
use a graduated cylinder to Mesure how much liquid you use. make sure you use the right amount for a bad chemical reaction happen.
use a eye wash to clean any chemical that flies in your eyes you leave your head under it for 15 min
use funnel to poor things in something