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Author Question: Nitrous oxide cylinders are which color? a. Blue b. Green c. Black d. None of the ... (Read 133 times)

EAugust

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on: Jun 25, 2018
Nitrous oxide cylinders are which color?
 a. Blue
  b. Green
  c. Black
  d. None of the above

Question 2

Today's sewage treatment facilities permit that developer and fixer solutions be poured down the sink drain.
 a. True
  b. False
 Indicate whether the statement is true or false


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jesse.fleming

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Reply #1 on: Jun 25, 2018
Answer to Question 1

a
RATIONALE: Nitrous oxide cylinders are blue.

Answer to Question 2

False
RATIONALE: Developer and fixer solutions are to be disposed of properly as hazardous materials.


EAugust

  • Member
  • Posts: 550
Reply 2 on: Jun 25, 2018
Excellent

amit

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  • Posts: 364
Reply 3 on: Yesterday
Gracias!

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