nowadays Wafers and other food is supplied in sealed air tight packets
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to prevent from rancid its. ..
nityaswami:
cool buddy you will be serving the nation
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yes this is because the food is to be prevented from a phenomenon called rancidity so oily food and food that can easily be spoilt are supplied in sealed and air tight packets in some cases chips packets could be flushed with nitrogen gas to prevent this. hope it helps you!
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