Lub tshuab nqus tsev ntim tshuab no yog siv rau hauv lub tshuab nqus tsev ntim khoom noj, tshuaj, dej, tshuaj thiab hluav taws xob kev lag luam.Nws tuaj yeem tiv thaiv cov khoom los ntawm oxidization thiab mildew, nrog rau corrosion thiab noo noo, ua kom zoo thiab freshness ntawm cov khoom nyob rau lub sij hawm ntev cia.