... cooking oil; it removes impurity, odor, water, acid and alcohol etc. from oil completely and effectively. Treated cooking oil color ... Then it can remove the tiny water, soluble water, acid, alcohol and other volatility liquid and so on completely and effectively ... pressure oil filterJL-Portable oil purifier IIJ-II-BDV oil tester, insulating oil dielectric strength testerNKEE-Oil moisture sensor, water ...