JOURNAL OF THE SOCEITY OF COSMETIC CHEMISTS Figure 9. The specimen stage rise for combing small switches of hair. ii Figure 10. A micrograph at low magnification showing a tangle forming in the comb.

JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS Figure 11. Two stills, photographed from the TV screen during a dynamic experiment, showing the formation of loops and lifting of cuticle during combing. • -•. • •.. .. "-.' .•--: •.• r• % • •, . . .. . - • .• Figure 12. A s•uence of stills, photog•phed from the TV scr•n, showing the final br•kdown of a tighten• loop.

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