What are aquifers?
What will be an ideal response?
Aquifers are formations in sand, rock, and gravel that hold water.
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If the air tanks are not drained
Because all materials have some ability to conduct magnetic lines of force, it is not practical to make a magnetic insulator.
Answer the following statement true (T) or false (F)
The pressure regulator on a fuel tank _____
a. prevents gas from backing up into the tank b. relieves excess internal pressure to keep the tank from exploding c. allows the operator to increase the working pressure in order to work faster d. reduces the high pressure in the cylinder to the lower working pressures required for cutting or welding
When making a swage joint, what should the depth of the enlarged portion of the tube be?
What will be an ideal response?