The Science of Cosmetics: What’s in the Bottle (and why)? with Professor Thomas Twardowski
Science and Wellness at Parkway Central Library
This Collaboration between the Wagner Institute and the Science and Wellness Dept of the Free Library of Philadelphia will explore the composition of cosmetics, which are used by everybody. Moisturizers, sun blocks, haircare products, medicated ointments, beauty aids and topically applied materials are all important consumer products. From ancient times to the modern day, cosmetics have a rich history of effective use. Learn more about these fascinating products and what they do and why.
Each week will explore the chemistry and physics of a different type of cosmetic.
1. Thursday, March 21, 2024 –The Formulation of Emulsions: Moisturizer
2. Thursday, March 28, 2024 – Oils and Surfactants: Cleanser
3. Thursday, April 4, 2024 – Pigments and Interactions with Light: Eye Shadow and Concealer
4. Thursday, April 11, 2024 – Manipulating Surface Properties: Nail Polish and Condition
5. Thursday, April 18, 2024 – Evaporation, Concentration, and Diffusion: Perfumes and Deodorant
6. Thursday, April 25, 2024 – Regulation in the Cosmetic Industry: Retinoic Acid
This free course requires pre-registration. Separate registration is required for each student.
6 Thursdays, March 21 - April 25, 6:30 PM - 8:00 PM
Location: Parkway Central Library, Science & Wellness Department
Science and Wellness
Room 202
215-686-5394
Parkway Central Library
1901 Vine Street (between 19th and 20th Streets on the Parkway)
Philadelphia, PA 19103
1-833-TALK FLP (825-5357)