How to build a simple biogas plant (VACVINA model)

A low cost biogas technology from Vietnam. The model called "VACVINA biogas", designed by CCRD (http://ccrd.com.vn). The model has been introduced to Tanzania (http://www.tatedo.org/news/NEW%20LOW%...) Construction Manual: http://www.ease-web.org/wp-content/up... User training: http://www.ease-web.org/wp-content/up... #lowtech #biogas #biogasdigester #howto See also: Build VACVINA biogas plant