Question

what is rancidity ?what do we need to flush nitrogen in chips packet?​

Answer 1

• The taste and odour of food materials containing fat and oil changes when they are left exposed to air for long time . This is called Rancidity .
• Bags used in packing food items are flushed with nitrogen gas to prevent them from becoming rancid .
• The packet of chips are flushed with only nitrogen gas, this is because nitrogen is an antioxidant .
• It prevents the chips from being oxidised .

.Hope it's helpful to you.

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