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Luciano Ferrer

Making a cooling chamber for tomatoes - 0 views

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    "When you pick your tomatoes, if you want to keep them longer, you have to find a way of reducing the temperature. As availability of electricity at village level can be a problem, ways have to be found to lower the temperature of this fragile crop. Some farmers at Dambatta in Kano State, Nigeria have used local mud bricks to make a very effective cooling chamber."
Luciano Ferrer

CARDBOARD Robotic Hydraulic Arm : 16 Steps (with Pictures) - 0 views

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    "How to make your very own Hydraulic Arm! This project focuses on the principles of hydraulic movements. To do that we made a small scale demonstration of a Robotic Hydraulic Arm. We managed to do some pretty cool tasks with our ''Arm'', do check out the video down below for a better understanding! This project is entirely made with cardboard and a couple of syringes, all the plans and blueprints are available."
Luciano Ferrer

This Air Conditioner for Homes and Offices Uses No Electricity - 0 views

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    "Evaporative coolers have been known to purveyors of low-cost, sustainable technologies for years. Without the need for electricity, these cold containers have kept produce fresh from farms to tables, protecting against post-harvest losses in the field and food spoilage in hot pantries worldwide. Now the concept has been applied to air conditioning. Manoj Patel Design Studio in Vadodara, Gujarat (India) has built evaporative air conditioners that can cool a room for days on a single tank of water. The studio designs new products from recycled materials, and they built their air conditioners from ceramics and stone, integrating them with potted plants. By filling rows of ceramic tubes with water, the prototypes maximize their surface area for optimal evaporation while retaining a small footprint. ..."
Luciano Ferrer

Flippity.net: Easily Turn Google Spreadsheets into Flashcards and Other Cool Stuff - 0 views

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    "Se trata de una aplicación web de gran valor didáctico, educativo y para el entretenimiento. Nos propone una manera fácil de convertir hojas de cálculo de Google en diversas actividades, juegos, pasatiempos y tarjetas de aprendizaje o flashcards. Flippity es una utilidad web gratuita, ni siquiera necesita registro, y cualquiera puede crear fácilmente estos pasatiempos y flashcards en muy poco tiempo. Cada actividad nos presenta una demo de su funcionamiento, un listado de instrucciones y una plantilla que solo tenemos que modificar para crear un juego, pasatiempo o tarjeta de aprendizaje. Está claro que Flippity es una herramienta de gran valor educativo que puede ser un instrumento para padres, docentes, profesores y también para cualquier usuario que quiera crear actividades formativas o de entretenimiento."
Luciano Ferrer

Este refrigerador de arcilla puede alcanzar los -8ºC sin electricidad - 0 views

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    "Este recipiente hecho de barro y arena es 100% ecológico, ademas de que según sus diseñadores puede mantener temperaturas de hasta -8ºC sin necesidad de tener conexión eléctrica, es elaborado por una empresa conocida como Depresa, este equipo fue creado para comunidades de escasos recursos donde no tienen fluido eléctrico."
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