You can start Rapeseed oil manufacturing business on a small-scale, medium-scale industry and large-scale industry. Small-scale canola oil industry : 5 to 20 metric tons of oil is extracted every day in oil extracting mills.
How are rapeseed seeds extracted?
The rapeseeds were milled using a laboratory mill (A11 basic, IKA, Germany) and sieved into 1 mm fractions. The obtained fraction of seed material (about 20 g) was treated with petroleum ether (b.p. 60–90 °C) within 7 h. The extraction of the seed oil was done in triplicate. The oil content of the seeds was 40.9±0.1%.
How did rapeseed oil work?
Attached to a canvas sea-anchor was another small punctured canvas bag that was filled with rapeseed oil. When the sea-anchor was streamed, especially in high seas, the wind and wave action would blow the boat downwind leaving the sea-anchor up to windward where the leaking oil would effectively smooth the approaching waves. oilnews
Is rapeseed oil safe for humans?
Rapeseed oil has long been used in industry as a lubricant for engines and other machine parts, but, because of its high level of potentially harmful erucic acid, it was not considered safe for human consumption (though it was sometimes added to animal feed).