similar image search for post: This grate in the math building at my school exhibits the black dot phenomenon

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		This grate in the math building at my school exhibits the black dot phenomenon submitted 9 years ago by witz33 to /r/mildlyinteresting 480 x 270 - 109 kB 45 points 8 comments Google - Bing - ImgOps - Search Reddit Subreddits: all NSFW filter: on

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Anyone seeking more info might also check here: Size \| Title \| Age \| Karma \| Comnts \| Subreddit :----\|:------\|:----\|:------\|:-------\|:--------- +8408% \| [this book I found at a market has a diagram explaining how familial coats of arms were merged when people got married, the detailed explanation is on the side](http://www.reddit.com/r/mildlyinteresting/comments/dw9txx/this_book_i_found_at_a_market_has_a_diagram/) \| 5^yr \| 163 \| 10 \| mildlyinteresting [Source: karmadecay](http://karmadecay.com/r/mildlyinteresting/comments/2x1z5s/this_grate_in_the_math_building_at_my_school)
1.	dups compare imgops	this book I found at a market has a diagram explaining how familial coats of arms were merged when people got married, the detailed explanation is on the side submitted 5 years ago by ire111 to /r/mildlyinteresting 98.21% similar - 2942 x 3748 (8408% bigger) - 743 kB 163 points 10 comments
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