producing a higher-quality product. In addition, Nitrogen is used in brewing, soft drinks and wine-making industries to exclude air from the product and de-aerate water. The nitrogen keeps oxygen from damaging stored foods, preventing fats' and other nutrients' decomposition. ...
The non-permeate stream which comprises the PFCs (concentrated) are recovered in 8 and either directly recycled to process 1 (or stored in bulk to be later reused in process 1) through a line 9 or sent to a separation unit, for example a condensation unit 10. In condensation unit 10, ...