单词:homopolymerisation
单词:homopolymerisation 相关文章
This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because
Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c
文本: Homogenisation is a process, which involvesblasting milk under very high pressure through a really small hole. Now, thissmashes up the fat particles into tiny little globules, and this prevents thecream separating from the milk. Homogenisin
Look at this. This is raw milk straight from the cow, it smells different. Wow, and it tastes completely different. It's richer, has a different texture, and it's fuller. And if you look on the bottle, there's a layer of cream. Now, this is your stan
This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene