Oilseed pretreatment usually means the working procedures of detaching the impurities out of the oil material to make the oilseeds in the best condition before pressing in order to extract the most oil out. It is the first and most vital step during the whole set of oil mill plant. This is the part where the seeds are procured, cleaned, flaked, and cooked so that the oil extraction process can be carried out in a more efficient manner, so that the final output or the extracted oil is of the highest quality.