How is mason's sand different from regular sand?
What will be an ideal response?
The particle size gradation of mason's sand is such that it has 30% voids. Those 30% voids are filled with Portland
cement and lime.
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A ____ line indicates the direction from which the principal view is to be viewed to derive the section.
A. slice B. cutting C. cutting plane D. plane
List four elements of the air-conditioning system that the total system control module must supervise.
What will be an ideal response?
____ trusses can be used to make more room for insulation and proper ventilation at the edge of the roof.
A. Raised heel B. T-shaped C. Angled D. L-shaped
Commercial air conditioning refers to air conditioning applications in
A) private homes and apartments B) retail stores and office buildings C) automobiles and trucks D) food and product storage