FDNY S-92 Exam Questions and Correct Answers 2025/2026

FDNY S-92 Exam Questions and Correct Answers 2025/2026 The following are types of what? LPG, CNG, piped natural gas or solid fuel (coke). - Answer -Portable fueled salamanders/space heaters National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL) for carbon monoxide - Answer -35 parts per million (ppm) over an 8 hour period What is the third leading cause of fires in buildings under construction ? - Answer -temporary heating What is direct heat flow through matter? - Answer -CONDUCTION What is the transport of heat within a gas or liquid caused by the actual flow of the material itself - Answer -CONVECTION the transmission of electromagnetic rays through space. - Answer - Radiation Heaters that release all of the heat generated by the flame (and the emissions that result) directly into the heated area - Answer -Directfired heaters What are the most common type of heater found at constructionsites? - Answer -Direct-fired heaters The flame of this heater is enclosed in a heat exchanger that separates combustion products from the air to be heated. - Answer -Indirect-Fired Heaters When may portable oil-fueled space heaters be stored, handled and used at construction sites - Answer -only during the heating season (October 15th - May 30th). A fail-safe system or other approved device, equipment or system designed to shut off flow caused by a rupture in a pressurized piping system. - Answer -EXCESS FLOW CONTROL A liquefied compressed gas which, under a charged pressure, is partially liquid at a temperature of 68°F (20°C) and which is a flammable gas. - Answer -FLAMMABLE LIQUEFIED GAS supervision by the holder of any department certificate who is responsible but need not be personally present on the premises at all times - Answer -GENERAL SUPERVISION A material having a melting point