WorksheetsLevel 3 colour correction
Total questions: 12
Worksheet time: 6mins
On previously over lightened hair, which would be the correct peroxide strength to darken the hair colour?
3%
6%
9%
12%
You must monitor the colour correction process to avoid damage and the removal of too many?
Colour pigments from the cortex
Hydrogen bonds from the cortex
Cystine chains from the medulla
Salt and pepper chains from the cuiticle
If your colour result is too warm you can correct by adding
red tones
yellow tones
green tones
white tones
what is the code name for hydrogen peroxide?
H20
02
H202
c02
Artificial colour can be removed by using?
A lighter permanent shade
a colour reducer to reverse the chemical reaction
Applying H202 which will return the shade back to its natural base
using a neutralizer to fix the bonds
when hair is lightened, which are the first pigments to be removed?
orange and blue
yellow and red
grey and white
black and brown
you may need to do this if the client is very dark and you think the target shade may not be reached?
pre-soften
pre-pig
pre-plug
pre-lighten
the ICC will identify depth and tone worldwide what is the ICC?
inspiring colour card
I can colour
International colour chart
International colour code
you may need to pre-soften hair prior to the service because it
can be resistant to coloring services
can contain metallic salts
requires the depth and tone restoring
requires the PH restoring
over processing the hair can be because of
incorrect selection of H20 strength
Incorrect selection of H202 strength
not emulsifying the H202
the presence of metallic salts
to maintain the condition of the hair after a colour/ lightening service the following advice should be
to use sulphate products
to use sulphate free products
to use high frequency treatments weekly
to have a facial weekly
The chemical process that occurs when using lighteners is that
H20 will open the cuticle allowing the colour to deepen
Colourless oxy-melanin is changed to melanin
melanin is changed to colourless oxy-melanin
H20 is what causes the lightened effect
