How can a nontoxic, nonflammable refrigerant still be dangerous when released in a confined space?
A) A chemical reaction with the air can create a flammable byproduct.
B) The refrigerant can replace the air, causing suffocation.
C) A chemical reaction with the air can create a toxic gas.
D) The space temperature can quickly drop below freezing.
B
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Your automobile gets 17 km/L. If the fuel tank holds 61 L, how far can you travel on a full tank?
Fill in the blank(s) with the appropriate word(s).
Tapers may be measured when the work is in the lathe by using:
A) A taper plug or ring gage B) A rule and micrometer caliper C) A taper micrometer D) All of the above
When performing GTAW, faster travel speeds prevent heat buildup and produce _____
a. weld defects b. oxidation c. puddles that are shallower d. more deeply penetrating puddles
Explain how the impeller vanes, diffuser, volute, and drive shaft operate together.
What will be an ideal response?