This study aims to determine the interaction and the main effect of organic NPK and hormonal ZPT on the growth and production of bitter melon. This research was carried out in the experimental garden of the Faculty of Agriculture, Riau Islamic University, Jalan Kaharudin Nasution KM 11, Air Cold Village, Bukit Raya District, Pekanbaru City, the research period was 4 months from January to April…
Emulsions are divided into water-in-oil (W/O) emulsions and oil-in-water (O/W) emulsions which cannot be avoided during the production of crude oil. In this case, the emulsion requires a chemical compound, which is commonly called a demulsifier and reverse demulsifier, in order to separate water and oil in a short time. The demulsifier will reduce the oil content of the oil-in-water emulsion b…