Which Indoor Pollutant Leaches into a Home from Rocks and Soil

question 35

Multiple Choice

Which indoor pollutant leaches into a home from rocks and soil under the foundation?

• A) Radon
• B) Mold spores
• C) Lead dust
• D) Rodent droppings

---

Definitions:

Industrial Revolution

The transition to new manufacturing processes in Europe and the United States from about 1760 to between 1820 and 1840, involving massive technological advancements and changes in production methods.

Global Warming

The long-term rise in Earth's average surface temperature, largely due to human activities, especially carbon dioxide emissions resulting from fossil fuel combustion.

Consuming Fossil Fuel

The act of using fossil fuels, such as coal, oil, and natural gas, for energy, leading to environmental and climate impacts.

Surface Air Temperatures

The measure of the warmth of the air near the Earth's surface, typically indicating climatic conditions or changes.