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Aristotle writes about bioluminescence as cold light that does not give off heat it combines chemicals to make light.
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Olaus Roemer successfuly discovered and was the first to measure the speed of light.
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The first monocle was invented by a german and was originaly called an "eye ring".
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the first traffic signal was invented by J P Knight It wa sfirst installed outside the houses of parliment.
A list shows items. A timeline shows sequence.
Use Timetoast to make dates, milestones, and turning points easier to understand in a clear visual format. Timetoast is a timeline maker for work, school, research, and stories.