Industrial preparation of furan proceeds as shown below by the way of aldehyd, furfural, that is generated from pentose that contains raw materials such as corncobs.
Ukulungiswa kwezezimboni ze-furan kuqhubeka njengoba kuboniswe ngezansi ngendlela ye-aldehyd, e-furfural, eyenziwa nge-pentose equkethe izinto ezibonakalayo ezifana nama-corncobs.