FDNY CoF G71 Exam Practice Exam Questions And Answers Verified 100% Correct

FDNY CoF G71 Exam Practice Exam Questions And Answers Verified 100% Correct GENERAL SUPERVISION - ANSWER -Supervision by the holder of any FDNY certificate who is responsible for performing the duties of the certificate holder but need not be personally present on the premises at all times. HANDLING - ANSWER -The movement of a material in its container, the removal of the material from its container, or any other action or process that may affect the material, other than its storage or use. GAS CABINET - ANSWER -A fully enclosed, noncombustible enclosure used to provide an isolated environment for compressed gas containers in storage or use, including any doors and access ports for exchanging containers and accessing pressureregulating controls. INCOMPATIBLE MATERIALS - ANSWER -Materials that, if mixed or combined, could explode, generate heat, gases or other byproducts, or react in a way hazardous to life or property. LEVEL 1 MEDICAL PIPED GAS AND VACUUM SYSTEMS (NFPA 99 of 2005) - ANSWER -Systems serving occupancies where interruption of the piped medical gas and vacuum system would place patients in imminent danger of morbidity or mortality. LEVEL 2 MEDICAL PIPED GAS AND VACUUM SYSTEMS (NFPA 99 of 2005) - ANSWER -Systems serving occupancies where interruption of the piped medical gas and vacuum system would place patients at manageable risk of morbidity or mortality. LEVEL 3 COMPRESSED AIR SYSTEM (NFPA 99 of 2005) - ANSWER -A system of component parts, including, but not limited to, air compressor, motor, receiver, controls, filters, dryers, valves, and piping, that delivers compressed air 1100 kPa (160 psi gauge) to power devices (hand pieces, syringe, cleaning devices, etc.) as a power source. LEVEL 3 PIPED GAS SYSTEMS (NFPA 99 of 2005) - ANSWER -Systems serving occupancies where interruption of the piped medical gas would terminate procedures but would not place patients at risk of morbidity or mortality. LIQUEFIED CRYOGENICS - ANSWER -Gases that, in a packaging under the charged pressure, are partially liquid at a temperature of 68F. LOCAL ALARM SYSTEM - ANSWER -A warning system that provides continuous visible and audible surveillance of medical gas and vacuum system source equipment at the equipment site. LOW-PRESSURE CONTAINER - ANSWER -A storage container designed to withstand an internal pressure greater than 0.5 pounds per square inch gauge (psig) (3.4 kPag) but not greater than 15 psig (103.4 kPag). MANIFOLD - ANSWER -A device for connecting the outlets of one or more gas cylinders to the central piping system for that specific gas. MASTER ALARM SYSTEM - ANSWER -A warning system that monitors the operation and condition of the source of supply, the reserve source (if any), and the pressure in the main lines of each medical gas and vacuum piping system. MAXIMUM ALLOWABLE WORKING PRESSURE (MAWP) - ANSWER -The maximum pressure permissible at the top of a container in its operating position for a designated temperature, as established by the container manufacturer. MEDICAL GAS SYSTEM - ANSWER -An assembly of equipment and piping for the distribution of nonflammable medical gases such as oxygen, nitrous oxide, compressed air, carbon dioxide, and helium. NESTING - ANSWER -A method of securing flat-bottomed compressed gas containers upright in a tight mass using a contiguous three-point contact system whereby all containers within a group have a minimum of three points of contact with other containers, walls or bracing. NONFLAMMABLE GAS - ANSWER -A gas that does not meet the definition of a flammable gas. OXIDIZING GAS - ANSWER -A gas that can support and accelerate combustion of other materials. PERSONAL SUPERVISION - ANSWER -Supervision by the holder of any FDNY certificate who is required to be personally present on the premises, or other proximate location acceptable to the FDNY, while performing the duties for which the certificate is required. PIPE AND TUBE - ANSWER -Pipes are used to transport something, and tubes to construct something; hence, tubes are defined by the od (outside diameter) and wt (wall thickness) for construction stability, and pipes by id (inside diameter) to allow a calculation for transportation, eg, speed, volumes, etc. (od = id + 2(wt)) PORTABLE TANK - ANSWER -A container of more than 60-gallon capacity, and designed to be loaded into or on or temporarily attached to a transport vehicle or marine vessel and equipped with skids, mountings or accessories to facilitate handling of the tank by mechanical means. It does not include any cargo tank or tank car. PRESSURE VESSEL - ANSWER -A closed vessel designed to operate at pressures above 15 psig. REDUCED FLOW VALVE - ANSWER -A valve equipped with a restricted flow orifice and inserted into a compressed gas container that is designed to reduce the maximum flow from the valve under full-flow conditions. The maximum flow rate