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M'zaka zaposachedwa, Dipatimenti ya Zamagetsi ku US (DOE) yakhazikitsa miyezo yatsopano yogwiritsira ntchito mphamvu pazinthu zophikira zapakhomo (kuphatikizapo uvuni ndi zophikira). Mwachitsanzo, lamulo la "Miyezo Yosungira Mphamvu ya Zinthu Zophikira Zachizolowezi za Ogwiritsa Ntchito", lomwe latulutsidwa mu ... Werengani zambiri»
