ABSTRACT The quality of cooking oil is determined by various test parameters. This research was carried out by mixing activated carbon and bentonite as adsorbent with several comparison. Adsorption was done using batch method. Test parameters were performed on cooking oil before and after adsorption. The results obtained, the efficiency acid number decrease to 73,81% with the use of adsorbent …
ABSTRACT IDENTIFICATION OF Pseudomonas aeruginosa AND ANALYSIS OF WATER POOL TREATMENT IN PUBLIC SWIMMING POOLS In PEKANBARU By FAKHRUDDIN ALFAN Water is an essential thing in human’s life especially for recreation. One of the recreation which need much of water is swimming. Swimming in public swimming pools is defined as comunal bathing. The disease transmission in swimming pool can…