Researchers in China have designed a two-stage, solar-assisted thermochemical heat pump system that uses caustic soda and water as a working pair. The system is reportedly able to achieve an ...

This easy method can help you get rid of that sticky kitchen mess. Caustic soda (sodium hydroxide) - 1 cup, Hot water 4 to 5 ...

The Uruguayan news magazine Sudestada reported that it was a spill of 900 to 1,000 cubic meters of caustic soda, which is equivalent ... as well as the water in the stream, which is a shallow ...

Two dozen firefighters and one employee have been treated and released from the hospital for chemical burns after battling a ...