Question 17 which portable extinguisher is the least

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Question 17 - Which portable extinguisher is the least suitable for use on Class B fires?
Question 18 - Most foams (except for Class A) are usable in ____ concentrations in water.
Question 19 - If at any time a valve through which water is flowing is closed quickly, ____.
Question 20 - Aqueous film-forming foam is a ____ foam.
Question 21 - ____ extinguish a fire by smothering.
Question 22 - NFPA 72 is the National ________ Code?
Question 23 - NFPA 13 is the National ________ Code?
FSE 221 FINAL Question 24 - When was the first-time smoke alarms were required to be installed inside a residential bedroom?
Question 25 - Which is an example of a coded alarm?
Question 26 - You have been charged to review the plans for a 292 ft x 75 ft open office plan with a small cafeteria/kitchen area, which includes a deep fat fryer for french-fries (20' x 20'). The ceiling is smooth and flat. A spot heat detector has been selected that is listed for a 50-foot maximum spacing (Smax) between

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