USCG& Answers
Fire Fighting
_ United
Exam
States
2026Coast
_ Verified
Guard Questions
Training & Answers
Certification
_ United States Coast Guard Training & Certification.pdf 2026-03-10
USCG Fire Fighting Exam
2026 | Verified Questions &
Answers | United States
Coast Guard Training &
Certification
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Page 1 of 20 USCG Fire
PageFighting
1 Exam 2026 _ Verified Questions & Answers _ United States Coast Guard Training & Certification.pdf
,USCG1 Fire Fighting Exam USCG1 Fire Fighting Exam.pdf 2026-03-10
fire triangle
fuel, oxygen, heat (removal of one extinguishes fire)
fire tetrahedron
Heat, Fuel, Oxygen, Chemical Chain Reaction
explosive limits
% of gas mixed with air above/below where ignition will NOT take place: lower
= mix is too lean to burn, upper = mix is too rich to burn
thermal layering
gases forming in layers according to temperature
solids
definite rigid shape and volume, motion is restricted to vibrations
liquids
definite volume, indefinite shape, less dense than solid but denser than gases
Page 2 of 20 Page 2 USCG1 Fire Fighting Exam.pdf
, USCG1 Fire Fighting Exam USCG1 Fire Fighting Exam.pdf 2026-03-10
gases
no definite shape or volume, expand quickly in increased temperatures
boiling point
the temperature at which the vapor pressure of a liquid is just equal to the
external pressure on the liquid
flash point
the minimum temperature at which a substance when mixed with air will flash
but not sustain combustion
freezing point
the temperature at which a liquid changes to a solid
sublimation
the process in which a solid changes directly into a gas
vapor density
weight of a gas compared to the weight of an equivalent amount of dry air
Page 3 of 20 Page 3 USCG1 Fire Fighting Exam.pdf