This steel alloy is a purifying element that adds strength for parts that must be shock and wear resistant.

a. tungsten
b. chromium
c. manganese
d. molybdenum


c. manganese

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Turbochargers and superchargers force more fuel into the cylinders to increase performance.

Answer the following statement true (T) or false (F)

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When working with electricity, always wear shoes with a(n) ____________________ sole and heel.

Fill in the blank(s) with the appropriate word(s).

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What does an electrode boiler rely on to heat water?

a. High-resistance electrodes b. Halogen lamps c. Resistance of water d. Nichrome heating elements

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The best-ratio approach is when right is right, wrong is wrong, and conditions are irrelevant.