In this subtitle the following words have the meanings indicated. “Advisory Council” means the Children’s Environmental Health and Protection Advisory Council. “Environmental hazard” means one or a group of toxic chemical, biological, or physical agents in the environment, resulting from human activities or natural processes, that may impact the health of exposed children, including such pollutants as lead, pesticides, air pollutants, contaminated drinking water, polluted waters, toxic waste, polychlorinated biphenyls, secondhand tobacco smoke, and industrial and home chemicals.