Potassium nitrate, nke a makwaara dị ka saltpeter, bụ ngwakọta nke nwere ọtụtụ ihe eji eme ihe na ụlọ ọrụ dị iche iche. A na-ejikarị ya eme ihe na fatịlaịza, ichekwa nri, na ọbụna n'imepụta ọkụ. Na blọọgụ a, anyị ga-enyocha uru na ojiji nke Potassium Nitrate 25kg. Fatịlaịza...
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