to see the hairs ability to withstand a relaxer service isa preliminary strand testExtreme breakage shortly after a relaxer service may be caused by:improper neutralizationwhat is main ingredient found in rearrangers?Ammonium thioglycolateduring a curl reformation service, what causes the hair to soften and swell in order to reform it into a new curl or wave pattern?boostercurl activator provides moisture andhelp retain shape of a new curl configuration