What Are Some Lesser-Known Hair Straightening Methods

[vtoodler]

We all know about hair straightening methods, such as hot combing, relaxing, flat ironing, and Brazilian keratin treatments.

Do you know of any other straightening methods that don't get as much publicity--ones that are lesser-known?

 

[southerncitygirl]

i saw this essence mag and it has my curiosity:
http://arosci.net/store/page11.html