Table of Contents

1. Science and Cosmetology 2. The Structure of Life 3. Microbiology 4. The Structure of Skin 5. Understanding Skin Disease 6. The Growth and Structure of Hair 7. The Properties of Hair 8. General Chemistry 9. Advanced Chemistry 10. Shampoos, Conditioners, and Styling Aids 11. Color and Hair Lightening 12. Haircoloring 13. Permanent Waving 14. Chemical Hair Relaxers and Soft Curl Permanents 15. Salon Health and Safety Appendix A: Safety Information Appendix B: Common Irritants and Allergens Appendix C: Patch Testing Directions Appendix D: Science, Lab Equipment, and Industry Resources Appendix E: Material Safety Data Sheets (MSDS) Appendix F: Product Ingredients Index and Glossary

About the Author

John Halal began his career in the beauty industry as a hairstylist about 40 years ago. Halal owned and operated beauty salons for 34 years. Halal is licensed cosmetology instructor and the founder and president of Honors Beauty College, Inc. since 1992.