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Chemistry & Electricity — Cosmetology Practice Test
Free state-board cosmetology written-exam practice in English, Chinese, and Spanish — infection control & safety, hair care services, skin & nail sciences, and salon chemistry & electricity.
18 free practice questions
Practice questions based on the NIC national cosmetology theory content outline and standard salon science. Not affiliated with NIC, PSI, or any state board. Your state may add state-law and practical content — check your board's requirements before testing. About NIC exams →