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Glossary Q
Quality assurance |
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A system of procedures for selecting the levels of
quality required for a projct or portion thereof to
perform the functions intended, and assuring that
these levels are obtained.
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Quality control |
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A system of procedures and standards by which a
constructor, product manufacturer, materials
processor, or the like, monitors the properties of
the finished work.
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Quarry tile |
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Unglazed tile, usually 6 in. 2 or more in surface
area and '/2 to 3/4 in. (13 to 19 mm) in thickness,
made by the extrusion process from natural clay or
shales. (ASTM C 242).
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Quartering |
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A method of obtaining a representative sample by
dividing a circular pile of a larger sample into
four equal parts and discarding opposite quarters
successively until the desired size of sample is
obtained.
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Quicklime |
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Calcium oxide (CaO). (See also Lime.)
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