The grades of fuel oil are 1 through 6 with:
A) 6 being the lightest and most distilled and having the highest heating capacity.
B) 1 being the lightest and most distilled and having the highest heating capacity.
C) 1 being the lightest and most distilled and having the lowest heating capacity.
D) 6 being the lightest and most distilled and having the lowest heating capacity.
C
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The method of starting in which only half the motor winding is used during starting is called ____________________ starting.
Fill in the blank(s) with the appropriate word(s).
Water from clean groundwater needs little pretreatment before it is suitable for use
Indicate whether the statement is true or false
During the vapor recovery phase what is pumped from the condenser to the storage tank?
A) cooling water B) low-pressure vapor C) high-pressure vapor D) liquid refrigerant
The term HFC refers to ________
Fill in the blank(s) with correct word