670 8-hour HAZWOPER Refresher for Cleanup Operations

A fully-encapsulating suit is a one-piece garment. Boots and gloves may be integral, attached and replaceable, or separate.

Rescue workers wearing fully-encapsulated suits.

It protects against splashes, dust, gases, and vapors.
It does not allow body heat to escape. May contribute to heat stress in wearer, particularly if worn in conjunction with a closed-circuit SCBA; a cooling garment may be needed.
It impairs worker mobility, vision, and communication.

A non-encapsulating suit includes a jacket, hood, pants, or bib overalls, and one-piece coveralls.

These protect against splashes, dust, and other materials but not against gases and vapors. Does not protect parts of head or neck.
Do not use where gas-tight or pervasive splashing protection is required.
They may contribute to heat stress in the wearer.
They have tape-seal connections between pant cuffs and boots and between gloves and sleeves.

9-2. John is wearing a fully encapsulated suit to protect him while working. How might the suit make his job more difficult?

It will only provide clean air

He will get cold more easily

His mobility, vision, and communication will be impaired

It will still allow hazardous chemicals to enter his air supply

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