« previous next »

Author Question: What type of HVAC work often requires a criminal background check? A) System installation helper ... (Read 23 times)

fox

  • Hero Member
  • *****
  • Posts: 540
on: Jul 24, 2018
What type of HVAC work often requires a criminal background check?
 
  A) System installation helper B) Industrial service technician
  C) Service work in people's homes D) Duct installation technicians

Question 2

During a major overhaul of reciprocating compressor components, the crankcase should be ________.
 
  A) removed and rebuilt B) drained and flushed
  C) repaired and replaced D) isolated and purged


C.mcnichol98

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 24, 2018
Answer to Question 1

C

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Paranasal sinuses are part of the upper respiratory system. Paranasal sinuses are part of the upper respiratory system.
Anatomical Charts Digestive System Anatomical Charts Digestive System
Solar System Solar System
Mitosis + Check Points 1 of 5 Mitosis + Check Points 1 of 5
Saturn’s Ring System Saturn’s Ring System
Disorders of the Cardiovascular System Cont. Disorders of the Cardiovascular System Cont.
Video: Conjunctivitis

For a complete list of videos, visit our video library