Dziko lapansi liri ndi phindu;dziko liri piringupiringu, zonse kaamba ka phindu.”Kumbali imodzi, mphamvu ya dzuwa ndi yosatha.Kumbali ina, njira yopangira mphamvu ya dzuwa ndi yogwirizana ndi chilengedwe komanso yopanda kuipitsa.Choncho, kupanga mphamvu ya photovoltaic ndi imodzi mwa njira zabwino zopangira magetsi ...
Werengani zambiri