As long as you are wearing rated sunglasses, looking into the beam of a laser will not damage your eyes

Indicate whether the statement is true or false


FALSE

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Outdoor recreation careers include technical, professional, skilled, and unskilled jobs

Indicate whether the statement is true or false

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What tests can a technician perform on an oil furnace that will check the combustion efficiency?

What will be an ideal response?

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If you find a walk-in freezer coil completely frozen up what is the first thing to do?

a. Check system temperatures and pressures to see if it is a refrigeration problem. b. Clear all ice off the evaporator before checking the refrigeration system. c. Run the unit into defrost to see if a defrost component is the problem.

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Line voltage thermostats normally operate on:

A) 120 volts. B) 24 volts. C) 480 volts. D) 277 volts.

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