Development of techniques for the skin and hair

 Nowadays, the development of techniques allowed a better and more precise remodeling, much less traumatic, body contouring while advances such as laser or ultrasound liposuction reintroduced in full in the XXI century.
Permanent hair

The first wave washes was tough work of Karl Kessler in Paris in the roaring '20s.
 Impregnated three locks of hair from a friend with a solution of ammonia wrapped those Numazu rods and heated them for a few hours with tweezers. Venus Factor Review

Reckless guinea suffered burns and hair loss, but his sacrifice was not in vain: one of the locks was beaded forever.

In 1938, Arnold F. Willet invented the permanent cold, using acids to render hair and a neutralizing, in a process that lasted ... about 8 hours!

Since then, the permanent cold continues to have popularity, though, thankfully, no longer involve working a full day and is based on formulas that relate more hair.

Facelift
Thanks to the vanity of a Polish nobleman, at present, thousands of women can take a few years above.
 In 1901, this woman had known the surgeon Eigen Hollander Berlin a detailed plan which provided a way to lift your cheekbones and the corners of his mouth, cutting off the excess skin around the ears.

Remove the skin over the face was something that was done since the seventeenth century, but only after the removal of tumors, not with rejuvenating purposes.