May be infection: The feeling of swelling in the throat could represent swollen lymph nodes, which may be a sign of infection and could also cause slight neck pain. See a physician if your symptoms are persistent or if you develop additional symptoms such as fever. ...
Image Credit: Main Image: Saltpetre or Saltpeter is chemically known as Potassium nitrate. It is a white crystalline powder that is soluble in water and is not combustible but aids in combustion of materials which can lead to explosions under prolonged heat conditions leading to toxic fumes.otassium Nitrate has numerous uses, 1  Fertilizer: Commonly used as a fertilizer as it provides the plants with both vital nutrients, potassium and nitrogen. 2  Oxidizer: As it is a good oxidizing agent it is use din gunpowder and fireworks.
Finally, note that saltpeter is poisonous and flammable (it's used in pyrotechnics and to burn out dead tree stumps). Sodium nitrite itself can be fatally toxic if a human were to ingest an amount equivalent to 4.6 grams (citing from wikipedia), which again is why they make the curing preparations pink. realize there is another question about corned beef from scratch, but the answers don't really cover my question. Many recipes for making your own corned beef still refer to the use of saltpeter (potassium nitrate) or sodium nitrate.