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PTE Listening - Multiple Choice Multiple Answer

PTE Listening - Multiple Choice Choose Multiple Answers

Instructions:
Listen and select all correct responses.

Which of the following statements concerning the operation of catalytic converters are correct?

The inclusion of "catcons" on diesel engines is prohibited by law. Carbon and other engine deposits impede their efficient operation. "Catcons" are most commonly used in mining equipment, trucks and buses render them ineffective. They convert the toxic substances emitted from engines into less harmful substances. "Catcons" convert toxic emissions into less harmful emissions by providing an environment for toxic combustion.

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