Daytime Station Support Program
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Next time you brush your hair or your teeth or sweep your floor, take a look at that technology.
It's simple: flexible fibers sticking out of something stiff.
The cheapest place to make it these days is China.
But there are still people pressing bristles into brushes in a factory in the Bronx, and in small plants across the country.
World leaders meet for the UN climate change summit in Paris to discuss plans for reducing carbon emissions. What's at stake for the talks, and prospects for a major agreement.