Skincare Quiz

Material Science: cosmetics for geeks


1. Originally used to treat cross eyed individuals, this product paralyzes facial muscles and is derived from:
A. the skin of poison dart frogs
B. a bacterium famous for food poisoning
C. the Fugu or pufferfish, a well known and dangerous sushi delicacy
(bonus if you can name this treatment)

2. Adding  __________  in a skin cream is done to help heal sun damage, reduce liver spots (hyperpigmentation) and wrinkles.
A. Lactic acid
B. Muriatic acid
C. L-ascorbate
Micronized titanium dioxide
Benzophenones

3. Organic compounds like oxybenzone  or p-Aminobenzoic acid are used to absorb ultraviolet radiation in
A. sunblocks
B. sunscreens

4. Inorganic particulates like zinc oxide  are employed to reflect or scatter UV light in
A. sunblocks
B. sunscreens

5.  A lot of skin creams contain ingredients that are too acidic to use directly and have to be
A. titrated
B. neutralized
C. buffered

Moisturizer terms

6. Occlusives, such as beeswax, lanolin, and mineral oil,  are used to
A. act as lubricants and give a soft & smooth appearance to the skin
B. attract water to epidermis
C. slow the evaporation of water by forming a barrier to water loss
D. help the cream stick better to the skin

7.  Humectants, like sorbitol, urea, and propylene glycerol,

A. act as lubricants and give a soft & smooth appearance to the skin
B. attract water to epidermis
C. slow the evaporation of water by forming a barrier to water loss
D. help the cream stick better to the skin

8. Emollients  such as castor or jojoba oils, and cyclomethicone

A. act as lubricants and give a soft & smooth appearance to the skin
B. attract water to epidermis
C. slow the evaporation of water by forming a barrier to water loss
D. help the cream stick better to the skin

9. Because they are similar to cell membranes _________  , which are nano sized spheres,  can deliver active ingredients like vitamins into the skin itself.
A. essential oils
B. collagens
C. enzymes
D. liposomes

10.  Alpha Hydroxy Acids like tartaric, malic, and citric acids have been used for centuries and are now more popular than ever. It is possible that they stimulate the production of collagen and elastin. However, their principal role is for _________ or the removal dead skin.

A. exfoliation
B. rejuvenation
C. microdermabrasion
D. pigmentation


 

Bonus question: When faced with banal sounding ingredients like water or petrolium jelly
what language does the skincare industry employ to make these items appear more expensive?

Ce texte © 2008 Christopher Yukna - tous droits réservés

Christopher YUKNA
 
schools:Ecole des Mines IUT Fac de Droit
websites: The Business Emporium + Totally Unorthodox English + Science General
work: 04.77.42.00.82  mobile: 06.68.54.48.46
e-mails: yukna(AT)emse.fr or yuknachris(AT)yahoo.com