Risk Management and Insurance > QUESTIONS & ANSWERS > Firefighter 1 Questions and Answers Rated A+ (All)

Firefighter 1 Questions and Answers Rated A+

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Firefighter 1 Questions and Answers Rated A+ IDLH Correct Answer-Immediately dangerous to life and health STEL Correct Answer-Short term Exposure limit, What you can be exposed to without protection within an 8-hour work day/ 40 hour work week C Correct Answer-Ceiling (never exceed) LFL/LEL Correct Answer-Lower flammable/ explosive limit UFL/UEL Correct Answer-Upper flammable/explosive limit PPM Correct Answer-Parts Per Million PPB Correct Answer-Parts Per Billion BP Correct Answer-Boiling Point VD/MW Correct Answer-Vapor Density/ Molecular weight REl (NIOSH) Correct Answer-Recommended Exposure limit PEL (OSHA) Correct Answer-Permissible Exposure limit mmHg Correct Answer-Millimeters Of Mercury PSI Correct Answer-Pounds per square inch ATM Correct Answer-Atmosphere14.7 PSI Correct Answer-Same as 760 mmHg, 1 ATM Air has a VD of 1 Correct Answer-VD less than 1 are lighter then air. VD greater then is heavier then air Water has a specific gravity (Sp Gr) of 1 Correct Answer-Products that have a SP Gr less then 1 will rise. Products that have a Sp Gr greater then 1 will sink Liquid products over 760 mmHg will turn to what? Correct Answer-Will turn to gas Gas is measured in? Correct Answer-ATM LEL/LFL- UEL/UFL is measured in? Correct Answer-Percentage % Vapor Pressure (VP) over 100 is? Correct Answer-start of the danger zone If the MW is less than 30 Correct Answer-The VP will be 1 Lower the BP Correct Answer-The lower of the VP of a product will be LEL=10% of what? Correct Answer-IDLH Carbon Monoxide (CO) Correct Answer-A toxic gas processed through incomplete combustion Carcinogen Correct Answer-A cancer-causing substance that is published in one of several list. Closed-circuit breathing apparatus Correct Answer-SCBA designed to recycle the users exhaled air. Removes carbon dioxide and generates fresh oxygen. Compressor Correct Answer-A device used for increasing the pressure and density of gas. Doff Correct Answer-To take off an item of clothing or equipment.Don Correct Answer-To put a item of clothing or equipment on. Dual-path pressure reducer Correct Answer-A feature that automatically provides a backup method for air to be supplied to the regulator of an SCBA if the primary passage malfunctions. End-of-service-time-indicator (EOSTI) Correct Answer-A warning device on a SCBA that alerts the user that the end of the breathing air is approaching Face piece Correct Answer-a component of the SCBA that fits over the face.

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