Environmental

What is 'vapor intrusion' in the context of environmental concerns for Idaho properties?

AWater vapor causing condensation in crawl spaces
BThe migration of volatile chemicals from contaminated soil or groundwater into overlying buildings through foundation cracks and openings✓ Correct
CNatural gas leaks from utility lines
DSteam from geothermal activity

Explanation

Vapor intrusion occurs when volatile organic compounds (VOCs) from contaminated soil or groundwater migrate as vapors into buildings, potentially creating indoor air quality hazards. It is a significant concern near former industrial sites.

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