What does the below sign mean?

Which task is allocated by law to the prevention adviser?

Your task is to check gas cylinders in a surface outside your companies building. The contents of gas cylinders have different colour coding. Place the colour next to the proper gas.

You are cleaning up a warehouse. You find all kinds of jerrycans and bottles with pictograms.
Place the precautionary measures with the correct pictogram.

You are a supervisor in petrochemicals. Your staff is working with forklifts. According to safety rules they have to have some diplomas and certificates. With which diplomas or certificates they are obligated to use in this workplace?
Several answers can be correct.

The danger diamont is used for storing hazardous substances in tanks and barrels. The danger diamond divided into 4 areas, in which colours and numbers indicate the risks of a substance.
According to this, answer to the following statements.

There is an enterprise who focused on direct SHE care for work floor activities as well as safety structures and safety within the company. Which certification applies in this situation?

Which of following is an important part of werkvergunning (work permit)?

Who is obligated to comply S&H regulations?

What is one of the tasks of company emergency response team?