Hong Kong Flushes Toilets With Seawater — And Has Since 1958
Since 1958, Hong Kong has been doing something no other major city dares attempt at scale: flushing its toilets entirely with seawater. A vast dual pipe network carries ocean water from Victoria Harbour to 85% of the city's 7.5 million residents — saving hundreds of millions of cubic metres of drinking water every single year.
Read More











