But no apple for these teachers.
A Sydney Water industrial dispute has intensified as the union calls for its managing director to be sacked,claiming he banned employees from viewing union websites.
Sydney Water is appealing for farms on the outskirts of the city to consider using fertiliser from human waste,called biosolids,to grow food.
Macroalgae is being used by Sydney Water as a way to cleanse the sewage water in NSW.
The Sydney Water Innovation Festival is back – tackling big challenges,judging the best new tech,and providing a few laughs,too.