(a) Drying the food grains from farms under the hot is called


(a) Drying the food grains from farms under the hot is called _____.
under the hot sun is called(b) Materials like milk are instantly cooled after heating up to a certain high temperature this method of food preservation is called _____.cooled after heating up to a certainhigh temperature. This method of ______.food preservation is called(c) Salt is a _______type of foodpreservative.(d) Vinegar is atype of _______food preservative.​


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