hairdressing

hairdressing

What should you do before carrying out a hair color service?

1. Skip the consultation and tests.
2. Conduct a thorough consultation and relevant tests.
3. Consult with the client after the service.
4. Conduct a quick consultation without any tests.

What should you do when mixing colors and lighteners?

1. Mix them correctly in a well-ventilated area.
2. Mix them randomly.
3. Mix them in a closed room.
4. Mix them without following any instructions.

Colouring

Lesson 2.

What types of colouring products do we use?

Colouring Products

• Hydrogen Peroxide 
• Temporary colour
• Semi-Permanent
• Quasi colour
• Permanent
• Lighteners

What is hydrogen peroxide made from in hairdressing?

1. Water and carbon dioxide
2. Carbon and hydrogen
3. Nitrogen and oxygen
4. Hydrogen and oxygen

Hydrogen peroxide 

Also written as H202.

Colourless liquid made from....

What is the main purpose of hydrogen peroxide?

Purpose....

• Lighten the natural and artificial colour pigments 
• Develop the colour of Oxidation tints. 

• Oxidation - A chemical process that combines a substance with oxygen.

Colouring Products

• Temporary
• Semi-permanent
• Quasi
• Permanent
• High-lift tint
• Lighteners 
• Toners

Find out:

• What each product is.
• How long it lasts.
• Benefits of using this type of product.
• Reasons not to use this product.

Cuticle 

This is the outer layer 

Protection

Scales lay form roots to tips

Scales are like tiles on a roof 

Translucent 

If the scales are raised the hair is porous 

Colouring Lesson 3

The principles of colour selection.

What happens when you add water and oil together?

1. They form a solution
2. They do not mix
3. They create a chemical reaction
4. They evaporate instantly

Hair conditions

• Normal
  
• Chemically damaged
  
•  Heat damaged
  
• Environmentally damaged
  
• Product build up

Scalp conditions

• Normal
• Dry 
• Dandruff affected
• Oily
• Product build up