Blog

1.  Question :  The process by which the material inside a cartridge traps the airborne contaminant by taking it into the medium is known as ____. adsorption absorption attraction attachment 2.  Question :  A person suffering from heat stroke may exhibit a core temperature above ____°F. 102 103 104 105 3.  Question :  A type of APR with a small motor that draws air through the filters and provides a positive pressure into the mask or hood is known as a(n) ____. SAR APR CGA PAPR 1.  Question :  Level ____ suits have one-way relief valves that open to allow overpressure to escape from the suit. A B C D 2.  Question :  Level ____ protection is the highest level of protection. A B C D 3.  Question :  The ignition of flammable vapors accumulated in a given area is known as a(n) ____ fire. spark flashover flash ignition 1.  Question :  If the systolic blood pressure (top number) drops by more than 20–30 points or the pulse rate increases by more than ____ beats per minute, the person is considered to have a positive orthostatic change in vital signs. 10 20 30 40 2.  Question :  A type of APR with a small motor that draws air through the filters and provides a positive pressure into the mask or hood is known as a(n) ____. SAR APR CGA PAPR 3.  Question : 

The ratio between the levels of particulates inside the mask versus those measured outside the mask is known as the ____. seal ratio seal factor fit ratio fit factor 1.  Question :  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 2.  Question :  The process by which gases and vapors settle into layers within an area based on their weight is known as ____. sedimentation compaction separation stratification 3.  Question :  Dust that obscures visibility to less than ____ ft must be considered ignitable. 4 5 6 7 1.  Question :  The person positioned outside a confined space who monitors the conditions in and outside the space to ensure the safety of the entrant is known as the ____. entry supervisor co-entrant entry worker confined space attendant 2.  Question :  An operation in which entrants leave a confined space on their own power when an emergency occurs is known as ____. internal rescue non-entry rescue self-rescue attendant rescue 3.  Question :  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. back draft flashover combustion ignition