1. Audiologists are experts in the nonmedical diagnosis and management of disorders of the auditory and balance systems

2. Why should Christians abstain from all nonmedical use of addictive or mind-altering natural or synthetic substances?

3. 19 To keep ourselves physically clean, we need to avoid defiling habits and practices, such as smoking, abusing alcohol, and the nonmedical use of addictive or mind-altering substances.