Electroplating of a metal (Me) with copper in a copper sulfate bath.
<a href="//commons.wikimedia.org/wiki/User:DrTorstenHenning" title="User:DrTorstenHenning">Torsten Henning</a> (Multilingual <a href="//commons.wikimedia.org/wiki/User:Perhelion" title="User:Perhelion">Perhelion</a>)
<span class="int-own-work" lang="en">Own work</span>