…能源必要对其加热。因此,EcoVea允许储蓄高达80%能源一个热水澡的消费。”With a concept this simple in theory that has such huge potential for conservation, it's hard to imagine why we haven't seen this type of technology sooner, and hard to imagine why we would bui...
…能源。这些是家园、农场和学校适合挑战未来的石油峰值,气候变化和经济转型”。By running water through a giant compost pile, it was brought from 7 °C to a blistering 62 °C. Not much more needs to be said that the video doesn't say. We love seeing stuff like this, if ...