ERD vs DFD ERD and DFD are data presentation models that help in identifying the flow of data as well as inputs and outputs. They are important as they enable Home
HEALTH EFFECTS. People with heart or lung diseases, older adults and children are most likely to be affected by particle pollution exposure. However, even if you are healthy, you may feel temporary symptoms if you are exposed to high levels of particle pollution.
Health Effects of the Pollution We Cause. Exposure to emissions of lead, mercury, sulfur dioxide, particulate matter, carbon dioxide, and ozone-forming nitrogen dioxides are hazardous to public health. Toxic compounds, like mercury and lead, poison organ systems and can lead to brain damage and death.