A diagram illustrating the border between a macroscopic and a microscopic property: if a pressure sensor in a fluid is able to measure pressure on an increasingly small surface, the measurement will end up displaying chaotic, high-amplitude time variations.
<a href="//commons.wikimedia.org/wiki/User:Ariadacapo" title="User:Ariadacapo">Olivier Cleynen</a>
2016-03
<span class="int-own-work" lang="en">Own work</span>