Methane, propane, and butane are commonly found in confined spaces and pose a safety hazard because they are _____.

a. inert gases
b. compressed gases
c. liquefied gases
d. flammable gases


d. flammable gases

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The smallest white tail deer is the ____ deer

A) whitetail B) blacktail C) key D) elk

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For the fin equation described in Problem 6.25, if the units of T, h, P, A, and x are expressed in degree Rankine (°R), Btu/h·ft2 ·°R, ft, ft2, and ft, respectively, what are the appropriate units for thermal conductivity k if the fin equation is to be homogenous in units? Show all steps of your work.

What will be an ideal response?

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What is the maximum safe exposure level in parts per million by volume called?

What will be an ideal response?

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With stepped wall construction, the foundation walls may not step more than _____ in one step.

A. 12" (300 mm) B. 18" (450 mm) C. 24" (600 mm) D. 30" (750 mm)

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