Build an emergency biomass block stove for $4
https://survivalcommonsense.com/wp-content/uploads/2014/03/DSC_8701-1024x808.jpg 507 400 Survival Common Sense Blog | Emergency Preparedness Survival Common Sense Blog | Emergency Preparedness https://survivalcommonsense.com/wp-content/uploads/2014/03/DSC_8701-1024x808.jpgHere’s how to make a high efficiency biomass stove out of concrete blocks. This design can be made from debris in the aftermath of a tornado or other disaster.
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