Many landscape plants prefer acid soil. A common suggestion for acid-loving plants is to put
sphagnum peat moss into the backfill. This helps temporarily, but ____________________ is a better
recommendation.
Fill in the blank(s) with the appropriate word(s).
ANS: sulfur
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What process drawing is one of the most common types of drawings?
A. Schematics B. Electrical diagrams C. Block flow diagrams D. Piping and Instrument diagrams
Private conservation organizations spend billions of dollars each year to fight the Lacey Act
a. True b. False Indicate whether the statement is true or false
____ will use a transistor to control the ground path of the circuit.
A. Switches B. Rectifiers C. High-side drivers D. Low-side drivers
Plumbing codes require that manholes be provided for underground piping when when the piping _____
A) changes direction B) is less than 6 inches in diameter C) changes grade D) is greater than 8 inches in diameter