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After fifteen minutes, the hissing stopped. Marta filled the sink with hot tap water, pulled the plug, and watched the water spiral down with a clean, hungry gulp.
The moment the cold water hit the granules, the magic—and the danger—began. how does caustic soda unblock drains
For weeks, that clog had been a sticky empire of congealed bacon grease, hair, and soap scum. The fatty acids in the grease were long, tangled hydrocarbon chains—too big to wash away. After fifteen minutes, the hissing stopped
