Matsalolin yawan amfani da wutar lantarki da gurbatar kayan aikin fitulu na gargajiya sun ja hankalin gwamnatocin kasashen duniya, sun kuma kashe kudade da dama da ma’aikata da kayan aiki don samar da sabbin hanyoyin hasken da ba su dace da muhalli ba.Hasken titin hasken rana na LED a matsayin "tushen hasken kore" ya zama sananne sosai saboda halaye na musamman na ceton makamashi, tsawon rayuwa, rashin kulawa, sauƙin sarrafawa, da envi ...
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