How Long Do The Ice Packs Stay Frozen??

The chemical reactors in these ice packs are typically ammonium nitrate, ammonium nitrate and calcium or urea. Of this, ammonium nitrate is the most toxic ingredient ingested. This can lower blood pressure and reduce the amount of blood that flows to the organs of the body. It can also cause conditions called methemoglobinaemia (deterioration of… Continue reading How Long Do The Ice Packs Stay Frozen??