In the following marks, ________ does not belong to warning marks. A: EXPLOSIVES B: CORROSIVES C: KEEP DRY D: HAZARDOUS ARTICLE

放射性物质 A: Toxic Materials B: Corrosive Materials C: Radioactive Materials D: Magnetic Materials E: Explossives F: corrosives

Warning marks are obvious symbols or words to warn people against the hidden of inflammables, explosives and poisonous products, e.g. “CORROSIVES”, “EXPLOSIVES”, “POISON”, “INFLAMMABLE”, “ACID WITH CARE”, etc.