Author Question: Leaks in commercial refrigeration systems must be repaired if they have an annual leak rate of: ... (Read 69 times)

asd123

  • Hero Member
  • *****
  • Posts: 557
Leaks in commercial refrigeration systems must be repaired if they have an annual leak rate of:
 
  A) 10 of the charge per year. B) 25 of the charge per year.
  C) 15 of the charge per year. D) 35 of the charge per year.

Question 2

Nibblers prepare the edge of base metals using a _____.
 
  a. special grinding wheel
  b. small grinding stone
  c. reciprocating punch
  d. toothed blade



31809pancho

  • Sr. Member
  • ****
  • Posts: 317
Answer to Question 1

D

Answer to Question 2

c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

For a complete list of videos, visit our video library