Oregon Barber Certification Test 2025 – 400 Free Practice Questions to Pass the Exam

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Why is patch testing important prior to the application of hair dye?

To improve color results

To prevent allergic reactions

Patch testing is a crucial step before applying hair dye because it helps identify whether a client has any allergies to the ingredients in the dye. Hair dyes often contain chemicals that can provoke allergic reactions, leading to serious skin irritations or even anaphylactic responses in sensitive individuals. Conducting a patch test—typically by applying a small amount of the dye to a discreet area of skin—allows the stylist to observe any adverse reactions before proceeding with a full application. This proactive approach is essential for ensuring client safety and comfort, making it a fundamental practice in the cosmetology field. Prioritizing the health of the client is always a barber's primary concern, which underscores why this step is non-negotiable in the hair dyeing process.

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To enhance hair volume

To speed up the coloring process

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