Monday, March 2, 2009
The '101 greatest questions of all time' have been answered in a BBC magazine. Here's we present 41-60.Is the exterior of a soap bar always clean?-> No. After use, soap has a film of water, soap and dirt left on its surface that dries out to leave the dirt stuck to the soap.If you throw water in the air in the Russian winter, will it come back down as ice?-> Yes. A cloud of water droplets at -30°
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Pencilequippe: 101 greatest questions of all time: 41-60
The '101 greatest questions of all time' have been answered in a BBC magazine. Here's we present 41-60.Is the exterior of a soap...
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