Reference no: EM131005544
Question 1.1.
An operation in which the attendant uses the retrieval equipment worn by entrants to pull them out of a confined space is known as ____.
internal rescue
non-entry rescue
self-rescue
attendant rescue
Question 2.2.
The amount of exposure that requires an employer to implement a program to protect workers is known as the ____ level.
exposure
protection
security
action
Question 3.3.
An explosion caused when air is suddenly introduced into a confined area that contains high levels of heat and combustible gases is known as a(n) ____ explosion.
backdraft
flashover
combustion
ignition
Question 4.4.
A confined space that contains potential safety hazards is known as a ____ Confined Space.
Hazard-Zone
Restricted
Potential-Hazard
Permit-Required
Question 5.5.
A condition in which loose materials are released in a space and bury or crush people in the space is known as ____.
confinement
entrapment
engagement
engulfment
Question 6.6.
The title of the person who enters a space and performs work is ____.
entry supervisor
entrant
entry worker
confined space attendant
Question 7.7.
An area large enough to enter, not designed for occupancy, and hard to get in or out of is known as a ____ space.
confined
dangerous
permit-required
restricted
Question 8.8.
The PEL for noise is ____ dB averaged over an 8-hour work period.
80
85
90
95
Question 9.9. All monitoring operations must use correctly ____ and maintained equipment.
calculated
set up
tabulated
calibrated
Question 10.10.
Highly ____ liquids can present serious hazards similar to those posed by gases.
stable
viscous
volatile
thin
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