a. 212°F (100°C)
a. argon, oxygen, and helium
b. methane, butane, and oxygen
c. natural gas, propylene, and propane
d. benzene, halon, and fluorine
c. natural gas, propylene, and propane
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The three things necessary for combustion are:
A) Gas, air, and a burner. B) Fuel, heat, and carbon dioxide. C) Fuel, oxygen, and heat. D) Air, gas, and a combustion chamber.
Figure 21-2
The accompanying figure indicates that the motor is connected to a 2300-volt ____________________ phase 60 hertz power line.
Fill in the blank(s) with the appropriate word(s).
Fireplace ____ must show the size of the firebox and the material that will be used to decorate the face of the fireplace.
A. views B. aspects C. elevations D. blocks
A stator is known as a reactor.
Answer the following statement true (T) or false (F)