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Which of the following is the first concrete evidence hazardous materials are present?

O Senses
O Markings and color
O Container shape
O Placards and labels

User Gaussd
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1 Answer

2 votes

Answer:

Placards and labels

Step-by-step explanation:

By checking labels you can identify if hazardous material is present or not.

Hope it helps!

User Nishchay Sharma
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