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Rony02 Rony02
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6 years ago
A portable brake is used _____.
 
  a. as part of a fall protection system
  b. for trimming slate and tile
  c. to bend flashing materials
  d. for controlling a material-handling hoist

 Q. 2

Which of the following is a correct statement regarding the selection and/or connection of shielding-gas
  cylinders to the welding equipment?
 
  a. The shielding gas selection is not important; all of the available gases do an equal job in all welding
  applications.
  b. Remove the cylinders protective cap, momentarily crack the cylinder valve open to blow out any dirt,
  and then close it.
  c. Install the regulator/flowmeter assembly first, then crack the cylinder valve open to blow out any dirt and
  debris.
  d. When using argon as a shielding gas, special precautions and respirators are required due to its toxicity.
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Marzard18Marzard18
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6 years ago
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Rony02 Author
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#2
6 years ago
Thank you
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