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Author Question: Which media is best to use for cleaning parts, as it does not need to be thoroughly cleaned after ... (Read 109 times)

fbq8i

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  • Posts: 527
on: Jun 23, 2018
Which media is best to use for cleaning parts, as it does not need to be thoroughly cleaned after using?
 
  A) Stainless steel shot B) Baking soda C) Glass beads D) Aluminum shot

Question 2

Cleaning chemicals are usually either a caustic material or an acid material. Which of the following statements is TRUE?
 
  A) An acid is higher than 7 and a caustic is lower than 7 on pH scale
  B) An acid is lower than 7 and a caustic is higher than 7 on pH scale
  C) Pure water is a 1 and a strong acid is a 14 on the pH scale
  D) Both caustics and acids have a pH of 7 if rated according to distilled water


Laurenleakan

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Reply #1 on: Jun 23, 2018
Answer to Question 1

B

Answer to Question 2

B


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