Sulphur Dioxide is a by-product burning coal and oil. Sulphur dioxide can cause respiratory problems in people, and can inflame and irritate body tissue. It can also harm plants. Sulphur dioxide mixes with other chemicals in the air to form acid rain. Acid rain can kill fish, pollute water injure plants, make soil more acidic, and damage buildings.
Particulates are small pieces of material in the air that are similir in size to very fine ash.
They are released in the air from burning fuel, or plowing soil. They also occur naturally in the form of ash from forest fires, pollen, and dust.