harmful chemicals poster.

presentation advertising cartoon diagram signage poster yellow circle number banner design brand label font text logo line sign a4 accident prevention alert atomic biohazard biological caution cautionary chemical compliance corrosive danger dangerous death emergency preparedness epa explosion hand harmful hazard assessment sign hazardous hazardous substances health hazard industrial hygiene safety industry injury laboratory law legal osha point poster ppe protective equipment regulation risk risk management safety skull crossbones toxic warning warning workplace