Mysterious black balls that washed up on Sydney beach were foul-smelling mini ‘fatbergs’
By Lex Harvey, CNN (CNN) — The mystery of the black balls that washed up on some of Sydney’s most iconic beaches last month has now been solved – and it’s more disgusting than you could ever imagine. Australian beachgoers were turned away from seven beaches last month after lifeguards spotted thousands of black spheres,
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