never handle equipment with wet hands. never overload an electric circuit
never pick up broken glass with bare hands.
never taste chemicals as a means of identification. do not eat or drink in the laboratory. label all reagent bottles and test tubes properly.
make sure all radioactive sources and isotopes are properly labeled. store all radioactive materials in a locked cabinet; label the cabinet clearly. dispose of radioactivewas promptly and safely.
wear approved safety goggles in the laboratory.
tie back long hair and confine loose clothing.
confine loose clothing.
explosion=outward implosion=in ward
use wafting motion of the hand to observe odors or fumes. use volatile liquids only in small amount and in well-ventilatedroom under a fume hood. do not breath pure gases such as hydrogen, argon heluim, nitrogen or high concentrations of carbon dioxide. turn off gas valves when not in use.