Which of the following option is not suitable for environmental condi – McqOptions

MCQOPTIONS

1.	Which of the following option is not suitable for environmental conditions in labs?
A.	Wet dust particles decrease insulation resistance
B.	Dry dust increase surface resistivity
C.	A negative air pressure should be maintained in labs
D.	Electrostatic precipitators used to collect dust particles
Answer» D. Electrostatic precipitators used to collect dust particles

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