The company regulations clearly outlined the ----------- limits.

• occupancy

• atmosphere

The atmosphere in the area had the potential to become toxic so it was a -------------.

• rescue service

• permit space

The worker didn't like going into the permit space because he was afraid of being ---------.

• trapped

• 
  engulf

The attendant denied --------- to a worker who forgot her permit.

• standby

• entry

The ------------ called in the rescue services to help the worker.

• entry supervisor

• permit system

An area big enough for a person to enter, with limited exits, and that is not meant for ongoing occupancy.

• permit system

• confined space

To entirely cover or surround something, generally in a way that causes harm.

• Engulf

• Trapped

A person whose job it is to look after someone or something.

• 1. Attendant

• standby

A person available to be used, if needed, in a particular situation.

• attendant

• standby

The chemical is a -----------. It will harm the environment if it leaks.

• 1. biohazard

• 1. radioactive