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Q. Food preservatives prevent spoilage of food due to microbial growth. The most commonly used preservatives are

NTA AbhyasNTA Abhyas 2020Chemistry in Everyday Life

Solution:

Table salt (NaCl), sugar, sodium nitrite, spices, vinegar and alcohol have been used to preserve foods for centuries. Sodium benzoate, calcium propionate, and potassium sorbate are used to prevent microbial growth that causes spoil age and to slow changes in color, texture, and flavor.