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nature : from petroleum products and soap from the emulsion preparation. In agriculture the use of kerosene emulsion and the emulsion two types of lubricants. With tag the role. The greater the molecular weight of oil, insecticidal effect, the higher the poisonous plant also larger. Eggs generally kill or control scale insects, aphids and mites etc.. May also meet with other pharmaceutical use. Preparation, the first soap and hot water solution, then slowly dumped into oil or kerosene to boil, stirring absorbed absorbed evaporates emulsion dope, after cooling was a sticky paste, the first use of diluted with hot water to reconcile uniform and then diluted to spray concentration.
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