Choose the correct option.
You are asked to wash a tank of a chemical tanker. How will you do this?

Question

Choose the correct option. 
 You are asked to wash a tank of a chemical tanker. How will you do this?

Answer

Wash the tank with seawater, then with chemicals and rinse with fresh water.

Answer

Mop, dry and ventilate only.

Answer

Wash the tank with the residues from the cargo.

Answer

Wash the tank with hot water of 78°C

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