Propanediol (Noun)
Meaning
A sweet colorless, viscous, hygroscopic liquid used as an antifreeze and in brake fluid and also as a humectant in cosmetics and personal care items although it can be absorbed through the skin with harmful effects.
Classification
Nouns denoting substances.
Examples
- 1,2-Propanediol is often included in brake fluid formulations to maintain an optimal boiling point and prevent corrosion.
- Due to its hygroscopic properties, propanediol is used as a humectant in personal care products, such as skin lotions and creams, to retain moisture.
- The most common side effect of using propanediol-based cosmetic products is skin irritation caused by excessive absorption through the skin.
- As an antifreeze compound, propanediol has been used as a substitute for ethylene glycol in applications that require low environmental impact.
- Some manufacturers choose not to use propanediol in certain cosmetics, citing concerns over its potential toxicity and absorption rate through the skin.