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.
Cons: The main downside of traditional braces is that they are very noticeable to people with whom you interact. Metal Braces Cost Here in Australia, the average cost of traditional braces runs from about $4,500 to $8,000, depending on duration of treatment, according to Aboutbraces.com.au.