Liquid nitrogen is very cheap because it is a by-product of the production of liquid oxygen. Nitrogen is obtained from liquid air by distillation at -196Â°C. The gas obtained by this process is actually a mixture of nitrogen and about 1.25% noble (or inert) gases, argon, neon, krypton, and xenon.
Damon braces or any of the self-ligating bracketing systems are pretty standard now in orthodontic offices. It varies greatly by city or region, depending where you live, so anywhere between $4000 and $6000.
Damon Braces, which are attached to the fronts of the teeth, are the most comfortable to the lips, result in less tooth pain, require fewer and shorter appointments and typically involve about six months less total treatment time than traditional braces.