EnvironmentalIntermediateCalifornia Exam

Radon gas enters buildings primarily through:

AMunicipal water supplies, under California environmental disclosure law

BCracks in foundations and floors from soilCorrect

CExterior air vents, as required under standard hazard disclosure practice

DOld plumbing pipes, consistent with California environmental regulations

Why Cracks in foundations and floors from soil Is Correct

Answer B: Cracks in foundations and floors from soil

Radon is a naturally occurring radioactive gas that enters buildings through cracks in foundations, floors, and walls from the soil below. It is the second leading cause of lung cancer in the United States.

Exam Tip: Environmental

Environmental questions test knowledge of hazards like asbestos, lead-based paint, radon, and mold. Know the disclosure requirements and when a professional inspection is required. CERCLA liability is strict, joint, and several.

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Key Terms to Know

Zoning

Local government regulations that control land use by dividing areas into zones specifying permitted uses, building sizes, and densities.

Variance

Official permission to use land in a way that does not conform to the applicable zoning ordinance, granted by a zoning board when strict enforcement would cause undue hardship.

Eminent Domain

The power of government to take private property for public use, with the requirement to pay the owner just compensation.

Adverse Possession

A doctrine by which a person can gain legal title to another's land by openly, continuously, and adversely occupying it for a statutory period.