Vitriol -

: In the 19th century, vitriol was a common industrial chemical. Its availability led to the dark phenomenon of "vitriol throwing," where concentrated acid was used as a weapon to permanently disfigure victims.

: Beyond personal assault, industrial "vitriol" runoff often polluted entire ecosystems, as seen in historical accounts of river pollution in 19th-century Wales. The Modern Metaphor: Vitriol in Public Discourse vitriol

: This caustic tone isn't limited to national politics; it appears in niche communities, from academic peer reviews ("Reviewer 2" tropes) to fandom debates where users "stomp down" on dissenting opinions. The Antidote: Seeking "Radical Tenderness" : In the 19th century, vitriol was a

Today, vitriol is rarely used to describe a liquid; instead, it describes —language designed to burn, scar, and degrade. The Modern Metaphor: Vitriol in Public Discourse :

What to Do When the Vitriol Comes for You | The Brevity Blog