tällaista myrkkyä on monissa prosessoiduissa lihaelintarvikkeissa.
sodium nitrate E250
http://en.wikipedia.org/wiki/Sodium_nitrite"Various dangers of using this as a food additive have been suggested and researched by scientists. A principal concern is the formation of carcinogenic N-nitrosamines by the reaction of sodium nitrite with amino acids in the presence of heat in an acidic environment. Sodium nitrite has also been linked to triggering migraines.[1]
Recent studies have found a link between high processed meat consumption and colon cancer, possibly due to preservatives such as sodium nitrite.[2][3]
Recent studies have also found a link between frequent ingestion of meats cured with nitrites and the COPD form of lung disease."
