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Yongning

Makhiristo Apamwamba a Potaziyamu Perchlorate

Yongning mtundu potaziyamu perchlorate ntchito pa firecrackers, ndi makhalidwe ang'onoang'ono tinthu kukula, kudya anachita liwiro, ndi amphamvu kuphulika mphamvu.

kufunsa zambiri