Bozeman Science
Water Pollution
In this video Paul Andersen explains how water quality can be degraded by pollutants. Wastewater is the main source of water pollution and can be measure using the BOD (biochemical oxygen demand). Dead zones, cultural eutrophication,...
Curated Video
GCSE Chemistry - Waste Water #57
In today's video we'll cover: - What waste water is - The different sources of waste water - How we can treat waste water
JJ Medicine
Tapeworms | Transmission, Symptoms, Diagnosis, Treatment & Prevention
Tapeworms (also known as flatworms) are gastrointestinal parasites of the class Cestoda (therefore can be referred to as Cestodes). There are many different species of Tapeworms, and there are several important species that infect humans...
Next Animation Studio
Flushing disposable contact lenses is adding to plastics pollution
A new study by Arizona State University found that people discarding their disposable contacts by flushing them could be contributing to plastics pollution.
msvgo
Microbes in Sewage Treatment
It describes the role of microbes in sewage treatment plant. It also explains the steps of waste water treatment
FuseSchool
How Is Water Treated In Sewage Works
The aim of sewage treatment should be to return nutrients back to the soil, but without any harmful pathogens. Composting toilets do this, making use of aerobic bactweria to achieve a pathogen free fertiliser. However, most toilets are...
Bridgeman Arts
Sewage treatment factories. Paris, 1950s
Clip 5 from the 1950s French film 'A La Claire Fontaine' (By The Clear Fountain). Scenes of sewage treatment plants in Saint-Maur and Ivry. Pools of water and illustrations of bacterial flora. Water filtering and workers working at the...