Both these professions carry our work in oral hygiene. This means not only cleaning patients' mouths but also playing an educational role in the prevention of tooth decay and gum disease.

Five GCSE (including one science) or equivalent. Minimum age of entry 18 years, with at least two years' experience as a Dental Nurse.

Full-time course of two years leading to Diploma in Dental Hygiene. Full-time course of 27 months at Royal London Hospital, followed by further modules (therapist).

The British Dental Hygienists Association, c/o Central Examinations Board for Dental Hygiene, 37 Wimpole Street, London W1M 8DQ.

The Director, Dental Auxiliary Training School, London Hospital Dental School, Turner Street, Whitechapel, London E1 2AD (therapist).