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Leafylife Innovation

place Kenya

Recycling Used diapers to make Fuel and Building construction materials

Recyling used diapers to make a fuel and construction material. LONG DESCRIPTION Diapers are essential products that facilitate hygiene. Globally, over 4.5 billion diapers are used annually and in Kenya 800 million diapers yearly. However, lack of proper waste management causes a menace that is hazardous to the environment. Waste diapers block drainage systems, polute water bodies etc

Overview

Information on this page is provided by the innovator and has not been evaluated by HundrED.

Updated April 2025
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All students
Target group
Through this innovation, we hope to see education systems integrate **real-world sustainability challenges** into STEM curricula, inspiring students to tackle environmental problems with circular economy solutions. Schools could adopt hands-on recycling projects—like diaper-to-fuel conversion—to teach chemistry, engineering, and environmental science while fostering entrepreneurial thinking.

About the innovation

Why did you create this innovation?

Diapers are essential products that facilitate hygiene. Globally, over 4.5 billion diapers are used annually and in Kenya 800 million diapers yearly. However, lack of proper waste management causes a menace that is hazardous to the environment. Waste diapers block drainage systems, polute water bodies and ravages to landscape

What does your innovation look like in practice?

In practice, this innovation involves collecting used diapers, sterilizing and separating their plastic and absorbent materials, then processing them through pyrolysis to convert organic components into biofuel while repurposing the recovered plastics into durable construction materials like lightweight bricks, insulation panels, or composite lumber—creating a circular economy that reduces landfill waste and carbon emissions. Advanced sorting and treatment technologies ensure hygiene and scalability, turning a persistent waste problem into sustainable energy and infrastructure solutions.

How has it been spreading?

The innovation is gaining traction through pilot projects in countries like the Nigeria and Rwanda,and Kenya where partnerships with waste management firms and municipal governments have demonstrated feasibility. Startups and NGOs are promoting adoption in developing nations, particularly in urban areas with high diaper waste volumes, while research institutions refine the technology to improve cost-efficiency. Media coverage and circular economy incentives are accelerating interest, though scaling remains challenged by collection logistics and upfront processing costs.

If I want to try it, what should I do?

If you want to try recycling diapers into fuel and construction materials, start by researching existing initiatives (like **The Great Nappy Project** in Indianor **SuperFaiths** in Kenya) to understand best practices. Partner with local waste management services, diaper manufacturers, or NGOs to secure a steady supply of used diapers, then collaborate with pyrolysis technology providers, facilit.

Implementation steps

Recycling used diapers to make Fuel and Building construction materials
Research & Partner** – Identify local diaper waste sources (daycares, hospitals) and collaborate with waste management/recycling facili Pilot Setup** – Secure a small pyrolysis machine (or partner with a facility) for converting organic diaper material into fuel.
3. **Sterilize & Separate** – Use autoclaving or chemical treatment to sanitize waste, then mechanically separate plastics from absorbent
Process Materials** – Test and Scale Educate and advocate