The newest batch of balls was cleaned up from harbour beaches this week, the Northern Beaches council stated in its assertion on Tuesday.
It urged anybody who noticed the balls to not deal with them and to contact authorities.
Moreover the acids and micro organism, the balls additionally contained volcanic rock pumice.
Northern Beaches mayor Sue Heins stated she hopes the EPA evaluation will “establish the supply in order that they’ll cease this from occurring at different beaches”.
“We’re persevering with to conduct common inspections of our beaches and encourage the group to report any sightings,” she stated.
The first batch of debris in October have been at first mistakenly known as “tar balls” however have been later discovered to comprise the whole lot from cooking oil and cleaning soap scum molecules, to blood stress treatment, pesticides, hair, methamphetamine and veterinary medication.
Scientists stated they resembled fats, oil and grease blobs – typically known as “fatbergs” – that are generally shaped in sewage programs.
However Sydney Water has reported that its water therapy vegetation are working usually and that there have been no recognized points with waste programs within the metropolis.