The largest oxygen cylinder holds about _____ cubic feet of oxygen.
a. 85
b. 285
c. 400
d. 485
d. 485
Trades & Technology
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Why might opening the acetylene cylinder's square stem valve three-and-a-half turns with a wrench and leaving the wrench on the valve while working create a hazardous situation?
A) The wrench should not be used on a square stem valve. B) The wrench should be removed from the valve while soldering. C) The valve should be opened at least four turns to minimize internal pressure. D) The valve should be opened less than two-and-a-half turns.
Trades & Technology
Which activity does NOT allow a person to perform any work while at the shop?
A) Part-time employment B) Cooperative education C) Job shadowing D) Apprenticeship
Trades & Technology
One way a company can maintain ethical standards is to _____.