Cement dermatitis is caused by _____.

a. lime in the cement
b. chemicals in the water
c. fine sand particles
d. abrasion


a. lime in the cement

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Indicate whether the statement is true or false

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When troubleshooting an electrical problem, where is a good place to start?

A) At the relay B) Remove the insulation from the wiring to test the wires C) Ground wires under the carpet D) None of these

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Two technicians are discussing vacuum brake boosters. Technician A says that a low, soft brake pedal is an indication of a defective booster. Technician B says that there should be at least two power-assisted brake applications after the engine stops running. Which technician is correct?

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