This is the hardest human-made material and is used to make cutting tools for any type of manufacturing application.
a. columbium carbide
b. tungsten carbide
c. platinum carbide
d. titanium carbide
b. tungsten carbide
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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.
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An example of an insect order that contains many species that cause problems in horticultural crops is Homoptera
Indicate whether the statement is true or false
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Answer the following statement(s) true (T) or false (F)
Deck fasteners should be electroplated galvanized for weather resistance.
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In the accompanying figure, the item identified as number 2 is the ____.
A. line of sight B. top view C. lines of projection D. front view
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