
National Oct 15, 2018
Battling 'fatbergs': Tokyo's sewers get an upgrade so they can keep on flowing
by Andrew McKirdy
In September last year, a monster was discovered in London's sewers. Weighing about 130 metric tons and measuring 250 meters in length — longer than the city's Tower Bridge — a congealed mass of fat, oil, wet tissues, condoms and diapers was found blocking a ...