The best insulation material for piping that conveys substances down to -400°F is _____.
a. foam rubber
b. mineral wool
c. rock cork
d. rigid foam plastic
d. rigid foam plastic
Trades & Technology
You might also like to view...
The basic unit of capacitance is the ____.
a. farad b. coulomb c. henry d. volt
Trades & Technology
What substance in the magnum eventually develops into the white of the egg?
A. Mucin B. Mucus C. Protein D. All answers
Trades & Technology
If the technician encounters a circuit breaker that is tripping repeatedly, she should first:
A) Replace the breaker with one with a higher rating. B) Bypass the breaker. C) Keep re-setting the breaker until something fails. D) Find the electrical fault that is causing the breaker to trip.
Trades & Technology
For the root pass on pipe in the 2G position, the gun should be at a 10- to 15-degree _____
a. pass angle b. work angle c. push angle d. drag angle
Trades & Technology