Chemical Services — Cosmetology Practice Test

Chemical ServicesQuestion 1 of 30

96 questions in this topic · 30 drawn at random this round

What does an alkalizer such as ammonia (or MEA in ammonia-free lines) do in oxidation hair color?

NIC National Cosmetology Theory Content Outline

Questions are based on the public NIC National Cosmetology Theory Examination Content Outline, plus OSHA/CDC/EPA standards and general cosmetology science. Each domain reflects the real-world knowledge tested on state board written exams.

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This Cosmetology Chemical Services practice set has 96 practice questions based on the official exam materials, each with an instant explanation. You need 75% on the real Cosmetology knowledge test to pass.