What we need to make oil from sunflower?

machines we need - does the oil after pressing need to be refined- or cooked ?What we need to make oil from sunflower?
I would type this out for you, but it is TOO long for me to!!! LOL





This is where you need to go (it's not that bad, just too long to retype)





http://journeytoforever.org/biofuel_libr鈥?/a>