Understanding the Risks
Gas stoves, commonly used across African households, are often perceived as cleaner alternatives to traditional biomass fuels. However, recent studies indicate that gas stoves can emit harmful pollutants such as nitrogen dioxide (NO₂), carbon monoxide (CO), and fine particulate matter (PM2.5). These emissions can degrade indoor air quality and pose health risks, especially in poorly ventilated kitchens.
A study from Purdue University revealed that cooking on gas stoves can produce up to 100 times more nano-sized particles than a car’s exhaust, potentially leading to respiratory issues like asthma.
In sub-Saharan Africa, approximately 83% of the population relies on polluting fuels, including wood, charcoal, and kerosene, for daily cooking needs. While liquefied petroleum gas (LPG) is considered a cleaner alternative, its usage is still limited due to accessibility and affordability challenges.
In Nigeria, indoor air pollution remains a significant health concern. Research in Kwara State highlighted elevated levels of CO and NO₂ in kitchens using gas stoves, emphasizing the need for improved ventilation and awareness.
Cooking Safely: Best Practices
To mitigate the risks associated with gas stove usage:
- Ensure Proper Ventilation: Always use a functioning range hood or open windows while cooking to disperse pollutants.
- Regular Maintenance: Check and maintain gas stoves regularly to prevent leaks and ensure efficient combustion.
- Consider Alternatives: Where feasible, explore cleaner cooking options such as electric stoves or improved biomass stoves designed to reduce emissions.

While gas stoves offer a more efficient cooking method compared to traditional fuels, they are not without risks. Awareness and proactive measures are essential to ensure that the benefits of gas cooking do not come at the expense of household health.
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