warning sign for industrial. caution for radioactive materials.

font text line brand diagram presentation document advertising logo number label cartoon signage banner handwriting circle warning sign industrial caution radioactive materials alarm alert atomic attention beware careful carefully contamination danger dangerous exclamation harmful hazard hazardous health icon industry information isolated mark message notice nuclear personal protective pollution precaution prohibition protect protection radiation risk safety secure security sticker stop symbol toxic uranium vector warn zone industrial materials suitable installed affixed areas radio actives plutonium