alt Hacker NewsAgricultural use is a lot more concentrated though, which is important. In the case of vinegar this is about safety.
Though I don't know how much vinegar is used in ag - my facebook feed is full of people who don't need roundup because some concoction of vinegar, salt, and dish soap works - they never point out that you need PPE to work with this stuff that isn't required for roundup.
Agricultural use is not more concentrated than culinary use by the time it goes into my mouth. I've never tasted any vegetable off the shelf that was more sour than a pickle.
Occupational exposure is certainly a totally different story but the context of the story and root of this thread was about the consumer safety of the end product.