A charity operating there wanted to help set up a small industrial site manufacturing water filters, but initial research found the local clay to be too fine - a problem solved by the addition of organic material. While the problems of producing a working ceramic filter in East Timor were ...
“We are deliberately not patenting this technology in the hope that it will be used widely around the world. A simple water filter really does have the capacity to save many lives in the developing world.” The filtration process is simple, but effective. The basic principle is that there ...
第一篇Australia’s cane toad problems，澳大利亚害虫问题。可参考剑八第四套第二篇Biological Control of pests和剑十第四套第三篇When evolution runs backwards。第二篇New filters promise water to millions，滤水器的发明。可参考剑八第一套第一篇 A chronicle of timekeeping和剑十第一套第一篇Stepwells。...
New filter promises clean water for millions An ingenious invention is set to bring clean water to developing countries, and while the science may be cutting edge, the materials are extremely down to earth. A handful of clay, yesterday's coffee grounds and some cow manure are the ingredients ...
Passage2: New filter promises clean water for millions 净化水的过滤技术 答案: 14.clay 15.water 16.straw 17.cow manure 18.950 degrees 19.60 minutes 20. FALSE 21. TURE 22. NOT GIVEN 23. NOT GIVEN 24. C 25. D 26. A Passage3: 男人照顾孩子:有了孩子后,男女性对育儿和工作的时间分配 ...
New filters promises clean water for millions 填空6 +判断6 +单选3 内容概述:Mr. Flynn发明了一种水的过滤装置,可以把清洁的水带入第三世界国家,让发展中国家的每个人可以喝上干净的水。Mr. Flynn并不打算申请发明专利,他想让每个人都受益于这个发明。文中还介绍了这个发明的制作过程和工作原理。难度略大,...
Farsot -Life Promises Death(Lupus Lounge) The Hellacopters -Grand RockRe-Release (Nuclear Blast) Honeymoon Suite -Alive(Frontiers) Illumishade -Another Side Of You(Napalm) Ihsahn -Ihsahn(Candlelight) K'mono -Mind Out Of Mind(Apollon)
Building more old type reactors based on promises is how we got where we are now, going in the direction we’re headed now. “She swallowed the spider to catch the fly, but I don’t know why she swallowed that fly …” Our new Environment Institute: tackling environmental crises « Co...
Farsot -Life Promises Death(Lupus Lounge) The Hellacopters -Grand RockRe-Release (Nuclear Blast) Honeymoon Suite -Alive(Frontiers) Illumishade -Another Side Of You(Napalm) Ihsahn -Ihsahn(Candlelight) K'mono -Mind Out Of Mind(Apollon)
(Update: the brand has now launched a dedicated wet cleaner, the Dyson WashG1, which promises to be better at tackling solid debris, although that one's not suitable for carpets.) The only thing I can’t speak to is how long it can mop for. I went over my modestly size...