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.
1 Damon Braces provides a search tool to find orthodontists who work with Damon braces. 2  Many orthodontists offer interest-free payment plans, with a down payment of 10%-33% of the total cost plus monthly payments spread out over the period of time the braces will be in place (usually 18-24 months).