
Sources : https://www.niehs.nih.gov/
By Atep Afia Hidayat
Air pollution can originate from natural or human-made sources. The main sources of air pollution from human activities include industry, transportation, and electricity production. These sectors often are not environmentally friendly and contribute significantly to air pollution.
Indoors, major sources of air pollution include cigarette smoke and cooking activities using fuel, especially solid fuels like wood and charcoal. Additionally, building materials, household appliances, carpets, and insecticides can cause chemical and biological contamination indoors.










