On 28 August 2014, Phonh organized a small workshop in HEPA to share about making Biochar with rice husk. The workshop consisted of 2 parts: a short discussion on the basics of biochar and the experience with charcoal and biochar in HEPA and other communities, and after that the practice of making biochar from rice husk.
 
Biochar is a type of charcoal that can be used to improve the soil, especially when combined with manure, compost or other organic materials to feed the soil. There are many ways and materials to make ...