A typical pneumatic tool requires about _____ psi of air pressure.

a. 50
b. 70
c. 90
d. 125


c. 90

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Sound _____ is the measure of the loss of sound between two points.

A. transmission class B. absorption C. resistance D. rating

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U.S. Attorney General Richard Olney and President Grover Cleveland justified federal intervention in the Pullman strike of 1894 on the grounds that

A. the union's leader, Eugene V. Debs, was a socialist. B. the strike against the railroads was crippling all parts of the American economy. C. the strikers were engaging in violent attacks on railroad property. D. shutting down the railroads threatened American national security. E. the strike was preventing the transit of U.S. mail.

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It is believed that sweet acidophilus milk is more easily digested than standard milk

Indicate whether the statement is true or false

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?The sides of the plasma stream are not parallel, so one side of the cut will have a bevel of ______.

A. ?1/2o to 3o B. ?2o to 4o C. ?1/4o to 1/2o D. ?0o to 2o

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