https://drexel.edu/news/archive/2016/January/algae-bioreactor/
A blob of algae scooped from a fountain on South Street almost two years ago, has seeded a crop of the green stuff that Drexel University researchers claim is...
pond scumcleaningwastewater
https://www.veolia.co.uk/services/wastewater-interceptor-cleaning
Your wastewater interceptors must be emptied and maintained regularly to avoid any blockages that could present a health, safety and environmental hazard, not...
wastewaterinterceptorcleaningveoliauk
https://whyy.org/segments/drexel-wastewater-pump/
Drexel scientists are working on a natural solution to protect rivers and streams.
algaecouldunlikelyhelpercleaning