Why is the Clean Air Act's Title VI, Section 608 relevant for technicians?
A) It bans piercing sealed air conditioning systems.
B) It recommends self-enforcement on coolant emissions.
C) It repeals requirements on technician certifications.
D) It regulates refrigerant emissions.
D
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Which of the following is a true statement?
a. Using energy conservation measures in a building is one of the best ways to prevent sick building syndrome. b. Achieving good indoor air quality begins with initial building design, siting, and construction. c. Achieving good indoor air quality begins with the proper coordination of a building’s SSD and VAV systems. d. Buildings located in valleys generally have better indoor air quality than buildings located on hills.
Explain the concept of an opportunity cost and how that affects the decision by individuals, organizations, and businesses to buy (or invest in) more sustainable products and practices.
What will be an ideal response?
When a transformer steps up the voltage, it steps down the ____ so the output power remains the same.
A. resistance B. current C. capacitance D. inductance
A competent signal person must be stationed at all times whenever a crane is _____ an energized power line.
a. approaching the minimum safe distance from b. within twice the boom's length of c. within a boom's length of d. within 60 feet of