Sydney's Beach Mystery: Foul-Smelling 'Fatbergs' Identified

TL;DR
Australian scientists have identified mysterious sticky black blobs that washed up on Sydney's beaches as a mix of human waste, cooking oil, chemicals, and drugs, likely resulting from a sewage spill. Initially thought to be tar balls, these 'disgusting' deposits led to the closure of eight beaches, including Bondi, for several days. The exact origin of the blobs remains unknown, but they resemble fatbergs commonly found in sewer systems. Sydney Water reports no known issues with the city's waste systems.
- 'Tar ball' mystery: Sydney identifies objects that shut beaches BBC.com
- Mysterious black balls that washed up on Sydney beach were foul-smelling mini ‘fatbergs’ CNN
- Mysterious Sydney beach blobs: Scientists uncover their complex composition Phys.org
- Analysis of Mystery 'Tar' Balls on Sydney Beach Reveals Shockingly Gross Origins ScienceAlert
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Read on BBC.com