All forms of exercise promote health and improve body function

When using a cutting torch, a charged hoseline must be in place during the cutting operation to:

A. force open the door or window. B. hold open an electromagnetic door. C. cool the metal and control any sparks. D. balance and weigh down the item being cut.

Using an imaging system of RS 300, the system sensitivity would be

a. 0.43 mR. b. 2.34 mR. c. 96 mR. d. 300 mR.