Class A Fires are what?
Ordinary Materials such as wood, cloth, paper, rubber, and many plastics
Class B Fire are what?
Flammable liquids, combustible liquids, combustible liquids, petroleum greases, tars, oils, oil based paints, solvents, laquers, alcohols and flammable gases
Class...
NFPA 10 Study Guide
Class A Fires are what? correct answersOrdinary Materials such as wood, cloth, paper, rubber, and many plastics
Class B Fire are what? correct answersFlammable liquids, combustible liquids, combustible liquids, petroleum greases, tars, oils, oil based paints, solvents, laquers, alcohols and flammable gases
Class C Fires are what? correct answersElectrical Fires
Class D Fires are what? correct answersCombustible Metals such as Magnesium, Zirconium, Titanium
Class K Fires are what? correct answersFires in cooking appliances that involve combustible cooking media (Vegetable or animal oils and fats)
Fire Extinguishers containing only plain water shall be protected at temperatures as low as what? correct
answers-40℉, by the use of Antifreeze
What Shall not be used in stainless steel extinguishers? correct answersCalcium Chloride
Fire Extinguishers shall be located so that the maximum distance of travel is what? correct answersless that 75ft
Tag or label, as a minimum shall identify what? correct answersMonth and year maintenance was performed
Person performing work
Name of Agency performing work
Internal Examination of dry chem with brazed brass shells, halogenated agents, and dry powder stored_pressure with steel shells shall occur when? correct answers6 Years Which extinguishers are required to have a rating number preceding the classification letter? correct answersClass A & B extinguishers
Which extinguishers do not require a number before the classification letter? correct answersClasses C, D and K
Wheeled fire extinguishers can be considered for hazard protection for what reasons? correct answersHigh hazard areas are present and limited personnel: requiring:
High flow rate
Increased stream range
Increased capacity
a High-Pressure Cylinder is held to what pressure? correct answersHigher than 500 psi
A Low-Pressure cylinder is held to what pressure? correct answers500 psi or less at 70 ℉
a Light Hazard is what? correct answersQuantity and combustibility of class A & B are low and Quantity of Class b is less that 1 gallon
Ordinary Hazard is what? correct answersQuantity and combustibility of Class A & B are moderate. Total quantity of Class B is 1 gallon - 5 gallon
What is an Extra Hazard correct answersQuantity and combustibility of Class A & B are High or were high amounts of Class B are present. Total quantity of Class B is over 5 gallons
Class B fires require that the discharge rate be what? correct answers10 lb or greater and a discharge rate of 1 lb/sec
3-Dimensional fires require what discharge rate? correct answers10lb or greater and a discharge rate of 1 lb/sec
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