How to build a small-scale ram pump - DIY Tutorial

MORE DETAILS ARE GIVEN IN THE SUBTITLES 📕 To go further, check our detailed tutorial : https://wiki.lowtechlab.org/wiki/B%C3%A9lier_hydraulique Today we present you with a system that is more than 200 years old. A pump that works without electricity, without motor: the hydraulic ram-pump 💦 We visited Negros Island in the Philippines where the NGO AIDFI is installing these systems in remote communities without access to safe drinking water 👏 If you think this low-tech deserves to be spread, please help us by adding a thumb up to the video: this will make it more visible for other users. Thank you !