warning sign for industrial. caution and warning label for high voltage.

font text line brand diagram presentation document logo advertising label number cartoon handwriting circle banner signage writing drawing warning sign industrial caution high voltage gas accident alarm alert attention beware careful carefully cross danger dangerous electric electrical electricity energy exclamation harmful hazard health icon industry information isolated mark message notice personal protective power precaution prohibition protect protection risk safety secure security sticker stop supply symbol vector volt warn zone suitable industrial voltage paste dangrous area electricity