For long-term cutting of materials containing cadmium or mercury, ...

[P68T]

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

Question 2

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

[Pamela.irrgang@yahoo.com]

Answer to Question 1

a

Answer to Question 2

c

[P68T]

TYSM

[vickybb89]

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