SHBHCLS004 - Neutralise unwanted colours and tones

Assessment tasks will be designed to reinforce and extend knowledge and skill competence within set and controlled parameters in accordance with each unit's learning outcomes and performance criteria requirements, including the setting of work based practical application tasks designed to provide evidence of competence outcomes, within periodic and scheduled timelines. Students will be expected to demonstrate the following required skills: - consult with at least six (6) clients, each with different colour correction needs, and complete colour correction treatments which consistently achieve target colour and tone results to client satisfaction using these colour correction products cumulatively across the six services provided: colour fillers; permanent colour; porosity equalisers; semi-permanent colour; temporary colour; - for each client, complete a pre-treatment hair analysis covering the following characteristics to recommend appropriate colouring treatments: natural hair type, texture, porosity, density and elasticity; natural base colour; artificial base colour; hair colour tone; percentage of white hair; presence of lightening agents or artificial hair colour treatments on hair; existing chemical services, including metallic based products; skin tone; length of hair; scalp condition, and; - record the following details of the colour service in the history for each client serviced: pre-service hair analysis and colour problem; contraindications; reaction to skin tests or products; colour correction products selected; brand and colour selection; application techniques, processing methods and times; colour and hair condition outcome, and; recommended home care products.Students will also be expected to demonstrate the following knowledge: - colour wheel and its use in colour selection to achieve warm and cool tones; - key characteristics and interrelationships of the elements and principles of hair design and their use in achieving hair colouring effects; - hair biology, at an elementary level of understanding; - relationship between hair porosity, texture, condition and the success of colour treatments; - basic concepts of cosmetic chemistry, as they apply to effective and safe use of colour correction products; - at an elementary level of understanding, the chemical and physical effects on hair structure, texture and colour; - contraindications to using colour correction products; - organisation's colour correction products range; - reasons for selecting different application methods; - basic aspects of local government, state or territory health regulations applicable to providing hair colouring services, and; - industry practices and organisational procedures.