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Author Question: A certified welder is someone who takes a weld test to weld anything. Indicate whether the ... (Read 124 times)

geoffrey

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on: Jul 26, 2018
A certified welder is someone who takes a weld test to weld anything.
 
  Indicate whether the statement is true or false

Question 2

Why should a carbon monoxide detector be used in any room where gas-fired space heaters are being used?
 
  A) The efficiency of gas fired space heaters drops when the CO level in the room exceeds 500 ppm
  B) Gas fired space heaters can produce carbon monoxide if the space they are operating in does not have adequate combustion air
  C) Since CO is an integral component of natural gas, a CO detector will alarm if there are any small gas leaks in the gas line
  D) High levels of CO can cause nuisance trips of the space heater's oxygen depletion sensor


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poopface

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

FALSE

Answer to Question 2

B


geoffrey

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Reply #2 on: Jul 26, 2018
Thank you!


poopface

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Reply #3 on: Jul 26, 2018
Always glad to help...


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