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Translations:Filtre bio-sable pour eau potable/39/en
...in 4 secondes and the water is only slightly turbid, the washing is ok. It is not necessary to remove all suspended micro-particles, otherwise it would r

372 octet (65 mots) - 30 avril 2020 à 12:09
Filtre à eau céramique/en
|Description=A ceramic water filter is a system for purifying unsanitary water. This tutorial aims to show how a c ...before firing or it is applied to the fired ceramic pot. Colloidal silver is an antibacterial which helps inctivatae pathogens, while preventing the gro

29 Kio (4 373 mots) - 13 mars 2023 à 16:12
Dimensionner la récupération d'eau de pluie pour être autonome
sudo apt install python3 python3-venv python3-pip python-is-python3 current_streak = 0 # Reset the streak if the value is not zero

51 Kio (7 443 mots) - 11 mars 2024 à 18:20
Pyrolyseur de plastique/en
|Introduction={{Warning| THIS PYROLYSER IS A PROTOTYPE WHOSE EFFECTIVENESS AND POTENTIAL ENVIRONMENTAL AND HEALTH RISK |Step_Content=For this test, plastic waste is mostly polypropylene.

4 Kio (549 mots) - 24 août 2023 à 15:47
Eolienne 200W/en
This tutorial is based on the work of Scotsman Hugh Piggott [http://scoraigwind.co.uk/ Hugh ...a wind turbine of maximum power of 200W in 12V for a wingspan of 1m 20. It is designed for low power requirements such as lighting an LED or charging of

37 Kio (6 134 mots) - 8 juin 2023 à 16:10
Biodiesel/en
...ration levels. This fuel is obtained from vegetable oil or animal fat that is converted by a chemical process named "transesterification". It involves ma *It is simple to make yourself.

23 Kio (3 788 mots) - 8 juin 2023 à 16:10
Translations:Douche à recyclage/19/en
...ve not yet conducted a health test to determine whether or not such a lamp is useful.

233 octet (49 mots) - 7 novembre 2018 à 19:56
L'éolienne/en-gb
Access to energy and in particular access to electricity is an indispensable condition for a country's economic and sanitary developmen about 4400 megawatt hours per year, which is equal to the consumption

18 Kio (3 143 mots) - 6 février 2023 à 15:26
Elevage de grillons comestibles/en
...t is fresh) and its average protein content is 8-25g/100g ( weight when it is fresh). The cricket appears to be a really good source of proteins, omega 3 ...o body weight, represented in kg feed per kg of weight gain of the animal) is higher than those of the farming mentioned above. For example, it takes 10

6 Kio (979 mots) - 26 mars 2021 à 12:34
Pompe manuelle (verticale)/en
|Description=The objective is to make a manual pump to draw water from a tank for exemple. |Introduction=The pump described below is inspired by the model present at SERTA (Serviço de Tecnologia Alternativa)

4 Kio (700 mots) - 6 juin 2023 à 16:10
Translations:Douche à recyclage/6/en
The shower is currently in the test phase in order to know its real environmental and economic impact. Indeed,

316 octet (51 mots) - 9 novembre 2018 à 12:37
Translations:Filtre à eau céramique/51/en
...he clay formula and production process has been established, the flow test is performed on EACH filter produced to ensure its viability.

263 octet (43 mots) - 29 mars 2021 à 21:33
Translations:Filtre à eau céramique/14/en
...refined clay (smaller particles) has a greater water holding capacity and is therefore more prone to shrinkage and cracking during firing. ...s. Potters for Peace has produced a document providing details of the clay test, listed in the "Reference Note" section [18]

995 octet (159 mots) - 29 mars 2021 à 21:21
Translations:Filtre à eau céramique/6/en
...h we visited in Guatemala) offer this kind of training. All this knowledge is freely available in open-source form.

564 octet (94 mots) - 29 mars 2021 à 21:56
Douche à recyclage/en
This system is largely inspired by the recycling shower project of [https://showerloop.org * A shower head has a flow rate of about 15L/min if no water saving device is installed.

10 Kio (1 707 mots) - 26 mars 2021 à 12:32
Translations:Douche à recyclage/23/en
* Perform a leak test ...by aligning the hole in the shower tray with the drain in the reserve. (it is interesting to leave the reserve accessible from one side for maintenance)

642 octet (119 mots) - 9 novembre 2018 à 12:42
Le Tuto des Tutos/en
...need, the accessibility and the respect, in order to know if your project is truly a low-tech. ...' Is it accessible from financial, technic, and materials point of view ? Is its realization cost affordable for this kind of need ? Does it calls on an

15 Kio (2 475 mots) - 29 février 2024 à 18:37
Poële de chauffage de tente/en
...ember! We are not an NGO, but a collective of people who believe the world is one family, and that small, committed group of people can make a change. Test the stability of your stove. Move the place of the legs if necessary.

5 Kio (914 mots) - 22 octobre 2019 à 16:08
Chauffe eau solaire/en
...ector.. And we will use the door of the fridge as the insulator. The glass is from old double glazed windows. You will find many fridges in landfills or ...utside wall, if the former is not possible). Rooftop usage of these panels is much less efficient in the winter and causes overheating in the summer (mor

30 Kio (5 042 mots) - 17 juillet 2023 à 15:48
Translations:Chauffe eau solaire/34/en
...es they feed, in addition, in our case, 3 pipes of 3mm inside diameter, it is necessary a feeder of at least 9mm inside diameter. ...owing direction, the blades in opposition to the sun's rays once the frame is vertical. If necessary, re-cut the grids to the correct size.

3 Kio (504 mots) - 19 juin 2018 à 12:26