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Author Question: Since the advent of oxyacetylene welding in 1836, how many welding processes have appeared? A) ... (Read 134 times)

wrbasek0

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on: Jul 26, 2018
Since the advent of oxyacetylene welding in 1836, how many welding processes have appeared?
 
  A) Over 50 B) Over 200 C) Over 100 D) Over 150

Question 2

Pneumatic controls operate by
 
  A) Electricity B) Air pressure
  C) Hydraulic pressure D) Water pressure


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kbennett34

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Reply #1 on: Jul 26, 2018
Answer to Question 1

C

Answer to Question 2

B


wrbasek0

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Reply 2 on: Jul 26, 2018
Excellent

bblaney

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Reply 3 on: Yesterday
Wow, this really help

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