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cdsuavet cdsuavet
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6 years ago
Two types of gases that tend to concentrate in and along low areas are _____.
 
  a. acetylene and propylene
  b. methane and butane
  c. propylene and propane
  d. butane and propane


[Ques. 2] When performing oxyfuel cutting, it is acceptable to wear _____.
 
  a. a cap and safety glasses
  b. a face shield over safety glasses
  c. a hard hat and sunglasses
  d. a vented mesh cotton hood


[Ques. 3] For long-term cutting of materials containing cadmium or mercury, always wear an approved _____.
 
  a. supplied air respirator
  b. metal-fume filter
  c. HEPA-rated filter
  d. standard respirator


[Ques. 4] The oxidation that occurs during an oxyfuel cutting operation is similar to a greatly sped-up _____.
 
  a. tempering process
  b. annealing process
  c. rusting process
  d. crystallizing process


[Ques. 5] The most suitable cutting process to use on ferrous metals such as straight carbon steel is _____.
 
  a. carbon arc cutting
  b. oxyfuel cutting
  c. powder cutting
  d. plasma arc cutting
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pattiegalvezpattiegalvez
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6 years ago
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cdsuavet Author
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6 years ago
I'd be lost without this website, honestly
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