Englishfor English speakers
chlorine
Noun
—
A chemical element (symbol Cl) with an atomic number of 17.
—
Chlorine can mean something that contains chlorine, but is not chlorine as an element
Drinking water and swimming pool water is chlorinated to make it clean.
enhancement
Noun
—
An enhancement is an improvement in quality or value.
The original product has undergone many enhancements over the years.