What personal protective equipment should you wear if you are working with a hazardous material?
a face mask, goggles and protective gloves
Explain what a risk assessment is
it is a document that identifies potential hazards and precautions that you must put in place to minimise risk to workers. for example it might suggest that you store materials in a certain way, or include barriers and guards to machinery.
how can you know if an electrical product is safe to use
you check that it has been PAT tested. There should be a sticker on it.