environmentally hazardous substance, liquid n.o.s. PLACARD; Red placards indicate the material is flammable;
Green placards indicate the material is non-flammable;
Yellow placards indicate the material is an oxidizer;
Blue placards indicate the material is dangerous when wet;
White placards indicate the material is an inhalation hazard and/or poison;
Black and white placards indicate the material is corrosive;
Red and white placards indicate the material is a flammable solid or spontaneously combustible (it depends on the color pattern);
White and yellow placards indicate the material is radioactive;
Orange placards indicate the material is explosive;
White placards with black stripes indicate miscellaneous hazardous material