One of the steps to improving air quality and mitigating the health and environmental impacts of air pollution, especially from smoke, is reducing pollutants from industrial processes such as firewood, vehicles or other forms of biomass burning. Firewood burning is a notable contributor to biomass pollution, as over 68.3 per cent of all households in Nigeria still depend on wood for cooking, while emissions from firewood represent about 55 million metric tonnes of CO2 and about 700,000 metric tonnes of harmful fine particulate matter (PM2.5) emissions. While the World Health Organisation estim…