Extraction Of Essential Oils Present In Saunf Can Any 1 Giv Me Detailed Description Of Extraction Of Essential Oils Present In Aniseed, Carum And Cardamom?

Can any 1 giv me detailed description of extraction of essential oils present in aniseed, carum and cardamom? - extraction of essential oils present in saunf

Can someone me a detailed description of the extraction of essential oils of anise and cardamom Carum with photos