Tsaftace ruwa
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Ruwan tsabtace na musamman
Don kiyaye faranti na samaniya da sauran takamaiman samfuran a cikin yanayin, ya kamata a tsaftace su akai-akai tare da tsabtace zhonghui. Tsarin Suttura na Graten Strante yana da matukar muhimmanci ga masana'antar daidaitaccen masana'antu, don haka ya kamata mu kasance a hankali tare da daidaito. Zhonghii masu tsabta ba za su cutar da dutse ba, yumbu da ma'adinan cim, kuma zasu iya cire wuraren, ƙura, mai ... mai sauƙin sauƙin sauƙaƙe.