The drain was silent. And clear.
She poured a cup of the tiny white beads directly into the drain. They looked harmless, like coarse salt. Then, very carefully, she measured a cup of cold water. Not hot, she reminded herself. Never hot. how does caustic soda unblock drains
The moment the cold water hit the granules, the magic—and the danger—began. The drain was silent
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. like coarse salt. Then