L. John Fry: Methane Digester and Methane Fuel Innovator

An extended interview with L. John Fry, who as a pig farmer in South Africa in the late 1950s/early 1960s developed his own anaerobic methane digester technology to generate methane fuel from organic waste.



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TOP: Digester with storage tank in background. BOTTOM:  Original sump digester. Upper drums have been force up by methane gas . 
MOTHER EARTH NEWS STAFF
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L. John Fry, a long-time innovator in methane fuel generation and organic waste recycling.
PHOTO: MOTHER EARTH NEWS STAFF
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Fry adjusting a 13 h.p. diesel engine converted to run on methane gas. 
MOTHER EARTH NEWS STAFF
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Fry preparing a digester made from a truck inner tube he developed for people who live in countries with limited access to sophisticated materials.
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