Distillation purifies liquids

Indicate whether the statement is true or false


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Which of the following is not used for excavation supports?

A) Contiguous bored concrete piles B) Soil nailing C) Sheet piles D) Precast concrete piles E) Soldier piles

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The forces that move long walls or floors and distort the structure by racking is called __________.

A. swaying B. distortion C. shear forces D. displacement

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If you wanted to quickly increase the pH of a soil to 7.5 to combat a disease in cabbages you are about to plant you should use hydrated lime rather than ground limestone

Indicate whether the statement is true or false

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Which of the following could a modern shop get along without?

A) Electricity B) Exhaust system C) Drain system D) All of the above E) None of the above

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