A Reuters story this morning discusses photocatalysts, substances that react with light and oxygen to break down organic compounds, such as soot particles. Coat a wall or a window with these substances, and you’ve got a self-cleaning surface. They’re attracting a lot of attention in Japan, but haven’t caught on elsewhere. I don’t see why not — self-cleaning windows and air-purifying walls sound like a great idea to me!
Rough Drafts
Self-cleaning windows.
A Reuters story this morning discusses photocatalysts, substances that react with light and oxygen to break down organic compounds, such as soot particles. Coat a wall or a window with these substances, and you’ve got a self-cleaning surface. They’re attracting a lot of attention in Japan, but haven
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Fifth Sun
Fifth Sun: A New History of the Aztecs by Camilla Townsend Camilla Townsend has pulled off a remarkable magic trick in this book, reconstituting the Mexica empire with an amazing level of detail and sensitivity. It makes the Aztecs feel like a real people, with a vibrant and complex culture, instead
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