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REDUCING WATER PRESSURE WE SAVE 560L A DAY IN OUR SCHOOL!THAT'S COOL!
Posted by Carlos III, Spain on 25 January 2017
Post related to Make your own Challenge,

In our school of seven hundred students, we have reduced the water pressure in our 36 sinks. We conducted an experiment to test how much water is dispensed from the tap each time we use the sink. Initially, we were able to fill two 50 cl bottles of water in one use of the tap. Now, after reducing th

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NUESTRA COSECHA DEL COLE
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Posted on 12 January 2017
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¡Lo conseguimos!
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Posted on 11 January 2017
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