full set of 9 hazardous material signs. globally harmonized system warning signs ghs. hazmat placards. official

sign icon hazmat safety flammable warning gas hazard label danger chemical symbol vector cargo radioactive fire lab toxic poison oxygen caution environment acid inhalation radiation goods material explosive truck set fuel class gasoline flame ghs corrosive infectious bio organic oxidizer solid combustible hot hazardous harmful blasting peroxide dangerous placards full isolated signs globally harmonized system signs ghs placards official