Torrance residents fear continued use of hydrofluoric acid at Torrance Refinery endangers community

"If hydrofluoric acid or modified hydrofluoric acid is released, then it forms into a ground-hugging toxic cloud that travels with the wind," Schwartz said.

The Torrance Refinery Action Alliance organized the rally and argued that safer alternatives exist, and that many of the refineries in California no longer use hydrofluoric acid.

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