You are carrying cargoes of crotonaldehyde, phosphoric acid, and morpholine on your multiple-product tankship. Which of the following statements is TRUE?

Question

Accepted Answer

The morpholine cargo must be segregated from the others by at least two barriers.

Answer

The minimum protective clothing required for taking samples of phosphoric acid is goggles or a face shield.

Answer

Aluminum, copper, and zinc are prohibited in all valve parts in contact with these cargoes.

Answer

The required warning sign must have the legend "cancer hazard" added to it.

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