Investigators said the industrial salt nitrite had been added to fresh milk at two dairies in the north-western Gansu province in order to harm people.

BBC: Milk poisoning in northwest China 'deliberate'

The general goal of this workshop is a focused review and adoption of a minimum set of QC procedures and QC flags starting with in situ dissolved inorganic nutrients (phosphate, nitrate, nitrite, and silicate) and dissolved oxygen.

UNESCO: NATURAL SCIENCES

Oberto has set out to "rehabilitate" jerky, removing corn syrup, dextrose, the preservative sodium nitrite and flavor-enhancing monosodium glutamate from its products. (The Teriyaki varieties contain soy sauce, which the company says contains naturally-occurring MSG.) A BBQ Pork jerky from Oberto is so popular around the office that Mr. Ennis says even he has trouble getting it at times.

WSJ: Krave, Perky Jerky and Others Remake Beef Jerky as a Healthy Protein Snack