Leçon d'été: Eaux usées (Waste water)

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Un type de bactérie jamais observé auparavant chez les éléphants sauvages a été découvert dans les corps de six animaux décédés dans des circonstances mystérieuses au Zimbabwe.

Traduction :

A type of bacterium never seen before in wild elephants has been f ...

Researchers in Saudi Arabia have developed a prototype solar panel which generates electricity and purifies water at the same time. The device uses waste heat from the electricity generating process to distil water. An individual panel for home use could produce around 4 litres a ...  Show more

Researchers have created pee-powered fuel cells that can light outdoor portable bathrooms. Learn how (and why) in this classic episode of BrainStuff, based on this article: https://home.howstuffworks.com/public-toilet-electricity-light-urine-chemical-reaction.htm Learn more about ...  Show more

See the diagram and sample essay here: https://www.ieltsessaybank.com/how-electricity-is-generated-in-a-hydroelectric-power-station/ 

In today’s episode we look at some ingenious solutions to water related problems. We start our aquatic journey by going on a tour of one of Victorian England’s most important feats of engineering. We discover a cheap and easy way to test for water quality, and learn about one of ...  Show more