____________________ is the percentage of clean wool fibers in a fleece that has just been sheared.
Fill in the blank(s) with the appropriate word(s).
Yield
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Which is the most likely construction for medium velocity ductwork?
A) Rectangular with internal insulation. B) Flat oval with internal insulation. C) Flat oval with external insulation. D) Rectangular with external insulation.
If staples are not required to close the lap joint on duct wrap, then _____.
a. it can be secured by stitching with needle and thread b. quick-drying adhesive should be brushed on the facing tabs c. tape is wrapped around the duct wrap to hold it in place d. contact tape is used to adhere the duct wrap to the duct
Describe how detector tubes reveal the presence and quantity of a specific gas.
What will be an ideal response?
Landscape designers commonly use transfer film
Indicate whether the statement is true or false