3 ms·

Or, on a much smaller scale... http://www.tessellations.org/real-materials-tessellations-16.shtml http://www.tessellations.org/real-materials-tessellations-16.

Or, on a much smaller scale... http://www.tessellations.org/real-materials-tessellations-16.shtml http://www.tessellations.org/real-materials-tessellations-16...