To cover grey hair you use ____ 9% is equal to ____ A client with red tones will need ____ tones to neutralise/counteract When bleaching hair the molecules become ____ Colour molecules that are under base levels 2-5 are known as ____ Skin testing checks for ____ from para-dyes An incompatibility test contains hydrogen peroxide and ammonium peroxide and looks for ____ Important factors to consider are clients previous ____ and hair ____ Colour molecules in semi-permanent are ____ and sit under the ____ permanent colour molecules are ____ and ____ inside the ____ where they remain. A quasi colour is usually mixed on a ratio of ____ and last ____ washes Semi-permanent colour lasts ____ washes ____ can effect the longevity of the colour To create an even colour result you may need to use a ____ Poor colour result may be because of ____ and ____ ____ and ____ may be a cause of packets that have been disturbed. Post treatment ____ otherwise known as ____ prevents creeping oxidation and brings Ph back to neutral.

colour exam prep

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