Author Question: The thread on an oxygen hose is always _____. a. a right-hand thread b. a left-hand thread c. ... (Read 69 times)

lbcchick

  • Hero Member
  • *****
  • Posts: 550
The thread on an oxygen hose is always _____.
 
  a. a right-hand thread
  b. a left-hand thread
  c. painted red
  d. painted blue

Question 2

Which of the following keeps the flame from entering the hoses and regulator?
 
  a. Oxygen shutoff valve
  b. Acetylene shutoff valve
  c. Flame suppressor
  d. Flashback arrestor



mfedorka

  • Sr. Member
  • ****
  • Posts: 324
Answer to Question 1

a

Answer to Question 2

d



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

For a complete list of videos, visit our video library