Be wary of low-acidity vinegar options when preserving food at home, Virginia Tech food safety experts say

Pickled vegetables in a mason jar. Homemade salsa. Craft ketchup. Each summer, people use a variety of home food preservation methods to make their garden harvest last all year, and many of them involve acidifying food with vinegar.  But with low-acidity vinegars becoming increasingly prevalent, consumers can’t just grab any bottle from the shelf.