The yellow diamond on the NFPA warning diamond indicates a(n) _____.
a. flammability hazard
b. health hazard
c. instability hazard
d. special hazard
c. instability hazard
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____ are used for holding and turning nuts, bolts, cap screws, plugs, and various threaded parts.
a. Screwdrivers b. Hammers c. Drills d. Wrenches
Which of these filters might be used for odor removal? Select all that apply.
A) Potassium permanganate. B) Iron impregnated charcoal. C) Activated charcoal. D) Sodium hydroxide.
What is the disadvantage of cold-formed steel (CFS) stud backup for brick veneer as compared with CMU backup?
What will be an ideal response?
When adding a summer cooling system to an existing heating system, frequently a ____ must be added to the control circuit.
A. thermocouple and limit switch B. glow coil and static pressure disc C. transformer and fan relay D. stack switch and CAD cell