Acidic dej haus xws li kua txiv plum kua zaub thiab kua txiv qaub yog qhov yooj yim rau corrode phab ntsa ntawm lub khob; dej haus xws li kafes thiab sprite yuav hnov mob nrog stainless hlau; cov mis nyuj kub tau yooj yim rau kev yug ntau cov kab mob me me hauv cov thermos kom ua kom sai sai. Nco ntsoov tsis txhob muab cov tshuaj suav tso rau hauv lub tshuab nqus tsev. Cov tshuaj suav tuaj yeem khaws cia rau ib mus rau ob hnub ntawm chav tsev kub. Tso lub tshuab nqus dej yuav ua kom lub txee ntev dua.
