To adjust the pH medium of most potting mixes, the amount of limestone per cubic yard should be _____

A) 6 or 7 pounds
B) 7 or 8 pounds
C) 8 or 9 pounds
D) 10 or 12 pounds


B

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What does the term "GFRC" in GFRC curtain wall panel stand for?

What will be an ideal response?

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a. four b. five c. six d. eight

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Indicate whether the statement is true or false

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To avoid electrical shock, technicians should:

A) Make sure the unit is grounded. B) Make sure they are not grounded and the unit is grounded. C) Make sure they are grounded. D) Make sure they are not grounded.

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