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

1. Two thousand hours is considered to be a reasonable life expectancy for a fuel cell.
2. Fuel cell systems should last a bit longer than four and a half years.
3. After use, fuel cells can simply be thrown away.
4. Landfills never accept toxic substances.
5. The presence of fluorine in fuel cells makes burning carbon problematical.


1. False
2. True
3. False
4. False
5. True

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Technician A says to multiply torque, gears are used. Technician B says to apply torque to other rotating parts of the drivetrain, gears are used. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

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The policymakers' challenge involves matching the risk associated with the food safety concern to the acceptable policy option

Indicate whether the statement is true or false

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Some vehicles require using a ____________ ___________ to activate the ABS to bleed the hydraulic system.

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

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List the four broad types of evaporator applications

What will be an ideal response?

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