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A view of the frothing Bellandur Lake in Bengaluru on Aug 17, 2017.
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Bengaluru's Bellandur lake spills toxic foam again.
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Bengaluru's Bellandur Lake Spills Toxic Foam Yet Again.
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Bellandur Lake, the largest of the 262 lakes and tanks in Bengaluru, receives about 40 per cent of the city's sewage.
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Previously, in May 2015 and August 2016, froth over the Bellandur Lake had caught fire due to formation of flammable methane gas.