The abbreviation for refrigerants containing chlorine, fluorine, carbon, and hydrogen is ____.
A. HFC
B. HCFC
C. CFC
D. HFAC
Answer: B
Trades & Technology
You might also like to view...
Steve Jobs often focused on competitors to bring the company together. What was Apple's competitor to beat for the longest time?
A. Disney B. Google C. IBM D. Microsoft
Trades & Technology
What does the term hybrid vigor refer to in a plant?
What will be an ideal response?
Trades & Technology
The temperature marking for organic dusts that may dehydrate or carbonize, the temperature marking shall not exceed the lower of either the ignition temperature or ____.
A. 100°C B. 165°C C. 175°C D. 200°C
Trades & Technology
Wheel lug nuts should be tightened ________
A) With an air impact wrench B) By hand C) By hand, plus 1/4 turn D) With a torque wrench
Trades & Technology