Cash receipt back side (reproduction) from a french hypermarket. <a href="https://en.wikipedia.org/wiki/Bisphenol" class="extiw" title="w:Bisphenol">Bisphenol</a> and <a href="https://en.wikipedia.org/wiki/Phenols" class="extiw" title="w:Phenols">phenol</a>-free paper.
<a href="//commons.wikimedia.org/wiki/User:Cjp24" title="User:Cjp24">Cjp24</a>
<span class="int-own-work" lang="en">Own work</span>