Military Markings
US Military markings are found at US Military installations in the US and across the world. This system of marking is intended for use on storage facilities and individual containers in storage. The system focuses on two primary categories: potential for fire/explosion and chemical toxicity/special precautions.
Five circles aranged in a star.  Clockwise from left- Blue circle with characature of a man in a gas mask.  Blue circle with red outline and red colored person in protective hood.  Blue circle with yellow border and yellow colored person in protective hood.  Blue circle with white outline and white colored person in protective hood.  Red circle with slash through with bucket and fire representations.