Zoom in to Deep Inside in an Atom up-to Quark.
Source (Image):
[1] Clker-Free-Vector-Images. “Atom Nuclear Chemistry – Free Vector Graphic on Pixabay.” Pixabay.com, 26 Apr. 2012, pixabay.com/vectors/atom-nuclear-chemistry-education-42601/. Accessed 23 Nov. 2020.
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