Appropriate technology

Appropriate technology- is technology that is sustainable for that area they are low cost They are used by local knowledge.

Solar cookers-
Solar cooker conduct heat and harnesses energy in a environmental way.
Benefits
solar power cooker are used to pasturise water reducing risk of disease
 at bacteria is killed.
They can be used to disinfect medical supplies.
Reduce imports of fossil fuels also deforestation is not a problem.
2 billion people rely on wood and charcoal for cooking fuel
They can be made from recycled material.
Eliminated work fuel wood collecting.
Produces no harmful pollution