Chemical Relaxer
A product used to permanently straighten curly or textured hair by breaking protein bonds; TDLR requires CE on handling strong chemicals, scalp safety, and patch tests.
Related Terms
Practical Exam
A hands-on test assessing skills in hair cutting, styling, nail services, or skincare; must pass ...
Read MoreChemical Services
Treatments involving chemical processes, such as coloring, perming, or relaxing hair; TDLR requir...
Read MoreHair Coloring
The art and science of applying dye or bleach to hair; TDLR requires CE covering chemical safety,...
Read MoreProtein Treatment
A restorative hair service that strengthens damaged hair using protein-based formulas; TDLR inclu...
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