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Cosmetics & Chemistry
Transcript of Cosmetics & Chemistry
- Hydrogen peroxide
(produces lasting color)
Have you ever wondered which chemicals are found in your make-up or products?
-The originally cast Tin Man in The Wizard of Oz was hospitalized because Aluminum dust was used as stage makeup to have the effect of tin. His replacement was covered in an aluminum dust and paste solution.
Make up, Human History and fun facts
-Used to keep your hair stiff or in place
-Gels and Creams are used often by men in order to keep their hair how they like
- Ancient Egyptians were the first to use "mascara"- They used Kohl to define their eyelashes.
nicola, Abbi and Paige
How many of you use Cosmetics? Make-up, hairspray, hair gel, soap etc. ?
-Coal tar, chromium oxide, aluminum powder, manganese, iron oxide, and mica flakes are just a few examples of mineral ingredients used to add color to our faces.
- Old mascara = HAZARDOUS, because there's no formaldehyde, therefore BACTERIA
-There are approximately 12,500 unique chemical ingredients approved for use in the manufacture of personal care products like make up.
-Every year about 1 million lipsticks are sold, which is twice the number of Harry Potter books sold ever.
-the average woman uses between 9 and 15 personal care products per day.
-Studies done by the Stinson Institute show that 83% of women wear makeup.
The chemical components of many products don’t break down and instead accumulate in our ecosystems. Cosmetics and personal care products do their most damage to the environment after they are washed down our sinks. The chemicals are recycled into our lakes, streams, rivers and public water systems. Some of the most damaging chemicals found in cosmetics are:
-Mascara is a commonly used make-up product used by many women every day to enhance their eyelashes, in hopes of giving definition to the eyes.
Diethanolamine or DEA
BHA and BHT
Do you buy the cheapest products available?
-A typical product will contain anything from 15–50 ingredients
-Carbon black, Sesame oil, linseed oil, castor oil, eucalyptus oil, lanolin, oil of turpentine, paraffin wax, carnauba wax and beeswax
-Waterproof mascaras have substances that reject water, like dodecane.
(an alkaline that acts as a catalyst)
- Different types of
are also used,
out the hair.
-Contains copolymers of polyvinylpyrrolidone (PVP) and polyvinyl acetate (PV) in order to support the hair.
-This is usually modified by other chemicals such as benzalkonium chloride (to make it foam) and aminomethyl propanol (to increase the plasticity and fluidity)
- In most gels, Cationic polymers are used to create the look desired
-Hair gels prevent natural protein arrangement and grant hair to be styled and textured.
Environmental issues with hair products
How it affects the environment
Sodium lauryl sulfate
Hair colour/ bleaching agents
It doesn't easily degrade and can remain in the environment long after it is rinsed down the shower drain.
When CFC’s, such as Methane, are released through an aerosol hairspray can into the air, solar radiation high in the sky breaks the compound apart. which cause harm to the ozone.
long term toxic effects on aquatic ecosystems. It diminishes the animal plankton population, alters fish behaviour and causes death in many aquatic species.
BHA & BHT
do to help???
DO YOUR RESEARCH!!
Read ALL of the information on product labels, consumers can often find safe alternatives for many harmful chemicals that are found in products they use
Stay away from the dangerous chemicals in cosmetics, because when you use them, you are harming yourself and when you wash them down the drain you are harming the environment