S-92 COF FDNY Exam Questions And Answers

S-92 COF FDNY Exam Questions And Answers When shall Portable fueled space heaters only be used? - ANS The heating season (October 15th- May 30th) Temporary heating equipment that uses Gaseous, Liquid and solid fuels is prohibited from use for? - ANS Providing Heat for Human Comfort Torch Use of Flammable Gasses for cutting and welding is only permitted to - ANS Ignite the coke salamanders The use of solid Fuel (coke) heaters are ONLY allowed with - ANS Written FDNY authorization S-92 certificate holders are not certified for the connecting and disconnecting of LPG/CNG cylinders of the handling of kerosene if not part of the supervision of the portable fueled space heater - ANS .If used improperly, portable temporary fueled space heaters can lead to: - ANS burns, carbon monoxide poisoning, asphyxiation, fire, explosion, delay in construction and millions of dollars in property loss Which is the most dangerous hazard when using portable fueled temporary space heaters? - ANS Carbon Monoxide (CO) Carbon Monoxide is - ANS Colorless, tasteless, odorless and deadly National institute for occupational safety and health (NIOSH) Recommended Exposure limit (REL) for carbon monoxide is - ANS 35 PPM ( Parts per million) over an 8 hour period and a ceiling limit of 200ppm. Conduction is - ANS Direct heat flow through matter, such as the conduction of heat from the hot surface of a stove to a cooking pot convection is - ANS the transport of heat within a gas or liquid caused by the actual flow of the material itself, such as heat traveling upward with the natural upward movement of air Radiation is - ANS the transmission of electromagnetic rays through space. These rays have no temperature, only energy. Every material or object with a temperature above absolute zero emits these rays in all directions, in a straight line, until they are deflected or absorbed