ragu · 4 years, 1 month ago · edited This will be my all time favorite spark. You have just explained the principle of barometers. You have elegantly put it in simple words. Please write more sparks like this. I love it! reply flag
ragu · · edited
This will be my all time favorite spark. You have just explained the principle of barometers. You have elegantly put it in simple words. Please write more sparks like this. I love it!
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