from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. sodium hydroxide
from the GNU version of the Collaborative International Dictionary of English
- n. a lye consisting essentially of a solution of sodium hydroxide, used in soap making.
Sorry, no etymologies found.
Mercury has a backstage presence in papermaking, “upstream” at so-called chlor-alkali plants where chlorine and caustic soda lye are produced.