1. Tshaj tawm cov tshuaj loog los npaj cov khoom lag luam ncaj qha lossis rov kho cov tshuaj uas muaj cov tshuaj tiv thaiv (xws li txias thiab crystallization) kom tau txais cov khoom lag luam, xws li kev sib xyaw ntawm electrolytic caustic sis dej qab zib, cov tshuaj tov kua qab zib aqueous, cov tshuaj ntawm ntau cov kua txiv, lwm yam.
2. Nyob rau tib lub sijhawm, cov tshuaj muaj zog thiab cov kuab tshuaj tau zoo, piv txwv li, muaj cov tshuaj benzene tawm ntawm cov kab mob organophosphorus tshuaj tua kab mob benzene tov, evaporation ntawm cov dej haus cawv kev daws teeb meem hauv kev tsim tshuaj suav tshuaj, thiab lwm yam.
3. Yuav kom tau txais cov tshuaj ntshiab, xws li seawater desalination.
Hauv ntej, hauv kev lag luam chemical, kev lag luam khoom noj khoom haus, kev lag luam tshuaj thiab lwm yam kev lag luam, kev khiav dej num yog siv dav.
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