PUBH 3132 Lecture Notes - Lecture 4: Tetraodontidae, Surface Mining, Heavy Metals
Document Summary
Animals that use poison in self-defense or to subdue prey 7. Consumption of natural toxins inherent in plant or animal tissue. Consumption of plant or animal tissue containing accumulated natural toxins. Consumption of fungal toxins found on food plants in the field. Consumption of toxin (aflatoxin) produced by mold, mostly on grains in storage, especially corn, peanuts 8,9,10. Carcinogen hepatocellular carcinoma, most common primary liver cancer worldwide. Together account for most hepatocellular carcinoma in high-risk regions. Consumption of natural toxins in mushroom (fungus) tissue. Fuels: substances that release energy when they are changed. Environmental and health effects of coal mining. Environmental effects of oil and gas extraction and transport. Basic products of combustion: oxides and particulates. Key sources of pollutants: vehicles, electric power plants, heating of buildings. Converted to methylmercury, bioaccumulate and biomagnifies, high concentrations in large fish. Nitric acid and sulfuric acid from oxides of nitrogen and sulfur. Local and regional health impacts of burning fossil fuels.
