What type light may be used in more difficult to access areas?
A) Fluorescent B) Incandescent C) LED D) None of these
C
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¿Cuál de los siguientes elementos no está conectado con un conducto de suministro de aire?
a. Entrada de aire de la habitación b. Ventilador de suministro de aire c. Cortafuegos d. Drenaje de condensación
Inductive reactance is proportional to ____.
a. the number of turns of wire b. voltage induced in other conductors c. the source of the magnetic field d. the source of the cutting action
____ are emitted as gases from certain solids or liquids.
A. Organic material vapors (OMVs) B. Volatile organic compounds (VOCs) C. Natural vapors (NVs) D. Organic compound odors (OCOs)
It is possible that your hand would suffer frostbite if it comes in contact with liquid R-22 when accidentally releasing refrigerant into the atmosphere (an illegal procedure).
Answer the following statement true (T) or false (F)