O-rings used in R-134a systems are usually ______________
A) Green
B) Black
C) Red
D) Orange
A) Green
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The primary mission of OSHA is to _____.
a. ensure that the employer maintains a safe workplace b. catch people violating safety regulations c. assign safety inspectors to all job sites d. make rules and regulations covering all aspects of construction projects
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The cells within the testicles that produce testosterone are called the Leydig or interstitial cells
Indicate whether this statement is true or false.
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What are the possible points of entry for outside air into a greenhouse during passive cooling?
What will be an ideal response?
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The process by which thermal energy is transferred by a solid is called __________.
A. convection B. conductance C. radiation
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