Humber/Ontario Real Estate Course 2 Exam Practice

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Which type of contamination could be present in older homes due to outdated plumbing materials?

  1. Asbestos

  2. Lead-based contamination

  3. Carbon monoxide

  4. Mold

The correct answer is: Lead-based contamination

In older homes with outdated plumbing materials, lead-based contamination could be present due to the use of lead pipes or lead-based solder in plumbing systems. Lead exposure can be harmful, especially to children, as it can lead to various health issues. Asbestos, carbon monoxide, and mold are also potential contaminants found in homes, but in the context of outdated plumbing materials, the correct answer is lead-based contamination.

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