The main sources of household air pollution are animal dung, charcoal, wood, coal and crop waste. Approximately 3 billion people have these sources for fuel. They use them for lighting, heating, cooking and protection. This leads to household pollution. In 2012, household pollution caused 4 million premature deaths. The health consequences of indoor air pollution or household air pollution are devastating. Respiratory and cardiovascular disorders are very common in such households which ultimately lead to death. 4 million people die because of household pollution. The underlying cause is; Stroke – 34% Ischemic Heart Disease (IHD) – 26% COPD – 22% Pneumonia – 12% Lung cancer – 6%