 ionizing radiation toxic vapors potentially lethal levels of radiation get out while you still can, it's radioactive here  general danger from chemicals dangerous to eat/drink, but otherwise safe flammable material toxic chemical or material  cut or burn hazard, both living and non- living material acid, touching it will lead to what you see in the picture harmful to living tissue corrosive, no touchy-touchy  radiaoctive biological hazard biological samples here radiation hazard biohazard  low temperature or cryogenic hazard cold storage required icy conditions dangerous when frozen  do not enter no chemicals here 'I know what you're thinking, don't do it.' potentially harmful, irritant  hot food hot surface poison gases poisonous vapours  do not use a glass broken tap do not use tap not drinkable  flammable explosive oxidising heat sensitive  biohazard corrosive poisonous radiaoactive  Caution: metals Magnetic field Magnets store Take care!  Weak ice! Dangerous to fish Environmental hazard Desert area  Corrosive (can burn) Radioactive carcinogenic (can cause cancer) Very hot!  Bright lights! Explosive Acid danger! Caution: Laser  Heat warning! Caution: Burning Oxidising agent Flammable  Firehose Water gun Fire extinguisher Lunch bell This is the sign for a...  Medical area Tear centre Shower station Eye wash station  Firehose sign Wires available Pipes Fire extinguisher sign  Bright lights Eye protection required Goggles store Eye protection available  Gloves storage Hands UP! Protective gloves required If you're happy and you know it - clap your hands!  Lightning hazard! Danger electricity! High voltage area Heavy metal music area!  no open flames allowed lighters forbidden no smoking allowed no matches please  Fashion central Protective clothing required Biohazard suits storage Uniforms required  First aid centre Fire blanket sign Burn unit Fire hazard!  First aid centre Doctor's room Prayer room Help desk  Bright lights! Laser radiation sign Dangerous noise levels Heat warning  Radioaction hazard Recycle symbol Biohazard Green area |