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Author Question: Which of these metals has been linked to Parkinsons Disease? a. Beryllium b. Manganese c. ... (Read 53 times)

kfurse

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on: Jul 24, 2018
Which of these metals has been linked to Parkinsons Disease?
 
  a. Beryllium
  b. Manganese
  c. Copper
  d. Carbon steel

Question 2

Grounding of a welding machine usually involves _____.
 
  a. setting it on bare earth
  b. plugging it in to a three-prong receptacle
  c. plugging it in to a ground fault circuit interrupter
  d. connecting the machines ground terminal to a known ground source


steff9894

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Reply #1 on: Jul 24, 2018
Answer to Question 1

b

Answer to Question 2

d


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kfurse

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Reply #2 on: Jul 24, 2018
TY


steff9894

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Reply #3 on: Jul 24, 2018
You're welcome


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