Answer :
DOT placards are diamond-shaped, color-coded signs used on transportation containers to identify hazardous materials. Each color and symbol indicates different hazards, allowing for swift understanding and response to any issue. These placards are crucial for the safety of all involved in the transport and handling of hazardous substances.
The answer to the question is option c: DOT placards. The Department of Transportation (DOT) requires that diamond-shaped, color-coded placards be used on transportation containers to identify hazardous materials. These placards provide essential information for people involved with the shipping, receiving, and handling of these containers, including emergency responders.
The description for the use of placards is based on safety and the necessity of the proper handling of hazardous materials. Each color and symbol on the placard indicates different hazards, such as the brown color indicating poison, red for flammable, and yellow for oxidizers among others. This allows for the quick understanding and response in case of a spill or accident.
Hence, the DOT placards ensure the safety of all parties involved in the transport and handling of hazardous materials. They provide crucial information at a glance which helps in handling, transportation, and emergency situations.
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