Hair Colouring and Troubleshooting Quiz

What should be done if a client has an adverse reaction to a colour product?

• Apply more colour to cover the reaction

• Use a different brand of colour product

• Advise them to seek medical advice immediately

• Ignore it and continue the service

What is a common cause of foil seepage during a colouring service?

• Incorrectly securing foils or incorrect mixing

• Using a low-strength developer

• Using too little product

• Applying product too far from the root

What is a recommended remedy for colour fade?

• Wash hair more frequently

• Use a stronger peroxide

• Apply more heat during styling

• Use a quasi-permanent or semi-permanent colour to refresh the ends

What can cause uneven coverage of hair colour?

• Correct mixing and measuring of the colour product

• Even application of the colour

• Porous hair not treated with a porosity leveller

• Using the correct colour for white hair

How can yellow tones in hair be neutralised?

• Apply a blue toner

• Apply a violet toner

• Apply a green toner

• Apply a red toner

What is a potential cause of over-processing in hair colouring?

• Using a low-strength peroxide

• Under-developing the lightener

• Applying the colour only once

• Using too much heat or leaving on too long.

What should be applied to minimise skin staining during hair colouring?

• A thick layer of colour

• A barrier cream around the hairline

• Extra water

• A strong detergent

What type of hair pigment is responsible for black and brown hair?

• Eumelanin

• Xanthophyll

• Pheomelanin

• Carotene

What is the effect of bleaching on hair?

• Strengthens the hair shaft

• Adds moisture to the hair

• Lifts out the hair’s natural colour pigment

• Deposits colour molecules into the cortex

What should be done if a client presents with foil seepage?

• Ignore the seepage

• Remove seepage and spot colour over affected areas

• Apply more product to the seepage

• Use a different colour product