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Recycling Processes & Dismantling Procedures Flashcards

7 cards from real AARC practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

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  1. A customer returns a used engine claiming it failed after 500 miles. Under ARA's standard warranty policy for used engines, what is the typical coverage period?

    Answer: 90 days or 4,000 miles, whichever comes first

    ARA's standard used parts warranty for engines is 90 days or 4,000 miles, whichever comes first, though individual facilities may offer extended coverage.

  2. When dismantling a diesel vehicle, which fluid requires special handling due to its classification as a potential carcinogen at elevated temperatures?

    Answer: Used diesel engine oil

    Used motor oil is classified as a possible human carcinogen (IARC Group 2B) due to combustion byproducts, requiring proper PPE and handling as a recyclable waste.

  3. Which OSHA standard primarily governs employee right-to-know requirements for hazardous chemicals used or generated at an automotive recycling facility?

    Answer: 29 CFR 1910.1200 — Hazard Communication Standard (HazCom)

    OSHA's Hazard Communication Standard (HazCom/GHS) at 29 CFR 1910.1200 requires SDSs, labeling, and employee training on chemical hazards.

  4. In vehicle dismantling, 'depollution' refers to:

    Answer: The systematic removal of all environmentally harmful fluids and components before crushing or shredding

    Depollution is the industry term for the pre-shredder removal of hazardous fluids, batteries, tires, airbags, mercury switches, and other regulated components.

  5. When removing a lithium-ion battery from a plug-in electric vehicle, a small fire starts in the battery pack. What is the CORRECT suppression method?

    Answer: Apply large volumes of water to cool the battery and prevent thermal runaway propagation

    Lithium-ion battery fires require massive water application for cooling because the fire is chemical (not oxygen-dependent); CO2 and dry chemical are ineffective against thermal runaway.

  6. What is the purpose of a 'bill of sale' or 'acquisition record' when purchasing a vehicle for dismantling at an AARC-certified facility?

    Answer: It documents the seller's identity and vehicle ownership to deter trafficking in stolen vehicles

    Acquisition records with seller ID information are a key anti-theft control required by many state laws and AARC certification to ensure vehicles are not stolen property.

  7. Which of the following best describes the 'R-1234yf' refrigerant that is increasingly found in late-model vehicles?

    Answer: It is a low global warming potential refrigerant requiring dedicated, certified recovery equipment

    R-1234yf has a GWP of 4 (vs. R-134a's 1,430) but requires its own certified recovery/recycling equipment due to mild flammability and incompatibility with R-134a machines.