The first step in the refining process, fractional distillation, is the process by which heat is used to separate liquids based on their different freezing temperatures
Indicate whether the statement is true or false.
F
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The term "EPD" is an acronym for
A) environmental parameter declarations. B) environmental product declarations. C) environmental performance data. D) environmental purity data. E) none of the above.
A(n) ____________________ is a popular machine used to locate vacuum, oil, cooling, and exhaust leaks.
Fill in the blank(s) with the appropriate word(s).
Technician A says that the current flow through a rear-window defogger can be often self-regulating. Technician B says that as the temperature of the grid decreases, its resistance decreases, reducing current flow. Who is right?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Which of the refrigerant ratings indicates that a refrigerant is considered a lower-toxicity refrigerant?
A) A3 B) B1 C) B3 D) B2