The water: A big problem

Alfredo Martirena
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Consultants

Diego Coloma
Diego Coloma MachadoEcuadorean
Mechanic technician
Spanish, english
Installation, training and setup of workshops: MicroConcrete Roofing tiles, Puzzolanic cement, concrete precasts.

Videos

Molino de lodo: testimonio
Earth mill for fired clay bricks - Testimony (spanish only)
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