Place of Origin : Wuxi,China

Oxygen in the air reacts with iron to produce iron oxide, iron corrosion when will release heat. These calories make the temperature reaches 163 degrees Fahrenheit iron powder; military-grade heater temperature can reach 200 degrees Fahrenheit. General factory iron crushed or water spray molten iron to get iron. Interestingly, we eat a light breakfast will eat cereals every year 2 million lbs of iron powder.