Answer:
To do risk work is necessary to use the equipament that the work needs.
Step-by-step explanation:
When you do some risk work you need to use a mask, gloves, helmet, adequate shirt and pants and finally insulators shoes.
For example to work on the mountains or an architecture construction.
To work in a factory is necessary a lot of equipament or in a laboratory.
That's why is dangerous to smell some substance or touch chemists that can hurt the skin.