De acuerdo a la OSHA, las escaleras de tijera para uso industrial no deben superar los _____.

a. 6 pies (1,83 m)
b. 10 pies (3,05 m)
c. 20 pies (6,10 m)
d. 50 pies (15,24 m)


Answer: C

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?All of the following statements about multi-ribbed belts made of EPDM are true EXCEPT:

A. ?EPDM belts are designed to last 50,000-60,000 miles. B. ?Belts are designed to have clearance between the rib peaks and the pulley grooves. C. ?EPDM belt to gradually lose material on the ribbing similar to the way a tire wears. D. ?EPDM belt is more elastic than a standard neoprene belt and resists cracking even at higher mileage.

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IDENTIFY TEST PROCESS SYMBOLS AND DIAGRAMS

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What five types of food are currently approved for irradiation by the FDA?

What will be an ideal response?

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The ____ is more sensitive to light than any other device.

A. photo cell B. solar cell C. photodiode D. phototransistor

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