Mysterious black balls that washed up on Sydney beach were foul-smelling mini ‘fatbergs’

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.

​ 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. Read More Breaking News, Latest News and Videos | CNN