dead sign symbol skull bones poison toxic kill die material poisonous Toxic Poisonous clip art giftiga giftiga risken Toxiska giftiga ClipArt
sign inkscape symbol signs symbols danger warning hazard explosion risk caution explosive Sign Explosion Risk clip art tecken explosionen risken Tecken på Risk för Explosion ClipArt
chemical science chemistry lab acid laboratory insurance burn spill acidic alkaline injury liability Acidic Spill clip art sura spill risken Sura Spill-ClipArt
symbol fire flame hazard flammable logo xtremely burn extremely flamable Extremely Flammable clip art extremt brandfarlig risken Extremt brandfarliga clipart