GIF, Tricky little things

05-August-2019 Monday
When a chemist has nothing to do)


alexmix
 
When a chemist has nothing to do)
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Video GIF Chemistry Tricky little things

01-April-2014 Tuesday
In which direction is your figure spinning?


MrVirgil
 
In which direction is your figure spinning?
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GIF hemispheres Link Tricky little things
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