javel water
Học thuậtThân thiện
Definition
Noun: - An aqueous solution of sodium hypochlorite: "Javel water" is a chemical term for a liquid solution containing sodium hypochlorite (NaOCl) dissolved in water. It is a type of bleach and disinfectant.
Usage
"Javel water" is a technical or historical term for a specific chemical solution. In modern common usage, this product is more frequently referred to simply as "bleach" (e.g., chlorine bleach). The term may appear in scientific, industrial, or historical contexts.
Examples
- Noun:
- The laboratory used javel water to sterilize the glassware.
- Historically, javel water was an early form of liquid bleach used for disinfection and laundry.
Advanced Usage
- The term originates from "Javel", a part of Paris, France, where a factory producing this solution was located in the late 18th century. It is sometimes capitalized as "Javel Water".
- It is synonymous with terms like "Eau de Javel" (the original French name) or "Javelle water".
Variants and Related Words
- Sodium hypochlorite solution (n): The more precise chemical name for javel water.
- Bleach (n): The common modern term for solutions used for whitening or disinfecting, which often contain sodium hypochlorite.
- Eau de Javel (n): The French term from which "javel water" is derived.
Synonyms
- Chlorine bleach
- Liquid bleach
- Sodium hypochlorite solution
Notes
- "Javel water" is not a phrasal verb or idiom. It is a fixed noun compound for a specific chemical product.
- It is important to handle javel water (bleach) with care, as it is corrosive and can release toxic fumes if mixed with other cleaners, like ammonia.
Noun
- an aqueous solution of sodium hypochlorite