What is the final step in developing a material take-off for pipe and fittings?
What will be an ideal response?
Checking the drawing for unmarked pipelines to make sure that nothing has been
missed.
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____________________ is the flow of electrons from one atom to another from an area that has excess negative charge to an area that is more positively charged.
Fill in the blank(s) with the appropriate word(s).
What is the difference between interior and exterior grade glue?
What will be an ideal response?
Why should technicians read industry periodicals and publications?
A) To practice reading because technicians don't read much B) To stay informed about the latest HVACR technology C) Most certifications require an hour of journal reading a week D) To find coupons for local grocery stores
When an inversion valve is activated, which of the following occurs?
A. some hold-off air is exhausted B. service air is dumped C. tractor protection valve closes D. park/emergency circuit brakes are fully applied