Why is it better to use water based adhesives as

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5-22) Why is it better to use water-based adhesives as opposed to VOC-based solvent adhesives?
5-23) Why must a tensioner tool be used on duct tie straps?
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UNIT 6 REVIEW QUESTIONS ANSWER KEY 6-1) What are four physical properties of objects that can be measured?
6-2) What units are used to measure area?
6-3) Name a common use of area in HVACR.
6-4) Calculate the area of a grille that is 6 inches high and 30 inches long.
6-5) What units are used to measure volume?
6-6) Calculate the volume of a room that is 12 feet wide and 15 feet long with a 10- foot ceiling.
6-7) What is a compound measurement?
6-8) List some examples of compound measurements.
6-9) What is the difference between a quantity measurement and a rate measurement?
6-10) List common rate measurements used in HVACR.
6-11) What is the water flow rate of a pump that moves 72 gallons of water in 6 minutes?
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6-12) Why are the lines different heights on a traditional ruler?
6-13) Convert 57 ounces to pounds and ounces.
6-14) What is the difference between a troy ounce and an avoirdupois ounce?
6-15) List the units used to measure liquid volume.
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