Kwayar ƙwayoyin cuta ta Nano, wadda ke amfani da ma'adinai na halitta da foda quartz a matsayin kayanta, ana samar da ita ta hanyar amfani da sinadarin calcinations mai zafi, tare da tsarin ramuka masu ƙarfi, na iya samar da babban yanki na musamman don haɗa ƙwayoyin cuta masu amfani, yana rage ammonia da nitrite a cikin ruwa yadda ya kamata. Wannan kayan tacewa na yumbu mara sinadarai shine ruwan sabo, ruwan teku da tafki.