____________________ is stored in pressurized tanks and is used to inflate balloons that rise and float in the air
Fill in the blank(s) with correct word
Helium
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Chickens are raised primarily for either meat production or egg production
Indicate whether this statement is true or false.
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Biodiesel, biomass, methane, and ____________________ are the most common forms of biofuel
Fill in the blank(s) with correct word
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What type of vent is used for category IV gas appliances?
A) Type B vent B) Single wall, galvanized metal vent C) Type L vent D) PVC vent
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The Engineer decides what date to put on the drawing title block.
Answer the following statement true (T) or false (F)
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