safety sign. high voltage, electric fence, do not touch, keep away, hazardous restricted area, keep out, do not enter

circle signage advertising label sign symbol banner moving parts crush warning black yellow background safety signs symbols construction health danger hazard white board english hazardous hazards icon icons information notice prevention prohibition protection regulations rules security site work decal nosigns decals hot surdecal surface high voltage authorized pro prsonnel personnel corro corrosive poss co2 ammonia present burn touch please standard precautions ear reuired required electrical electric fence restricted area enter shock live wires away sign