different technlogies to cold press oil in guinea

                                               
                                               
                                               
                                               
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  • What is cold pressed oil?
  • In the last few years, oils produced by mechanical extraction (cold-pressed) without any solvents have been made available to consumers. (Cakaloglu et al., 2018;Yusuf, 2018; Ramadan, 2020). This oil is obtained from different nutty fruits or oilseeds. … Nutritional Characteristics Assessment of Sunflower Seeds, Oil and Cake.
  • What is cold pressing & how does it work?
  • Cold pressing is a technique that offers a safe, nonhazardous method for edible oil extraction and processing in which the bioactive constituents are preserved through the omission of thermal and chemical treatments as well as refining processes.
  • What is cold pressed unrefined oil?
  • Unrefined oils are a category covered by technical regulations in the field of edible oils ( Codex, 1999 ): “Cold pressed unrefined vegetable oil is produced without heating, precleaning, dehulling and milling mechanically. Cold pressed unrefined oil can only be purified by washing with water, precipitating, filtrating and centrifuging.” 2.
  • How to increase oil yield from cold pressing?
  • To increase the oil yield from cold pressing, some pretreatments could be applied to seeds before pressing, such as enzyme application, microwave treatment, steaming, and roasting. Cold pressed virgin oils do not require expensive refining. Only centrifugation or filtration is necessary to obtain high-quality CPO.