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This is the state of affairs in the most developed state in India, Kerala. It is scary to think about what the condition would be in the rest of India.
The worst offenders are the street food vendors, unorganised sector packaged foods and small restaurants.
In this article in the Hindu – “24% (of the samples in Ernakulam) were found to be either unsafe or substandard, or misbranded.” https://www.thehindu.com/news/cities/Kochi/when-food-safety-checks-throw-up-unpalatable-truths/article29976958.ece