EPR reactor pressure vessel
<a href="https://en.wikipedia.org/wiki/User:ChNPP" class="extiw" title="en:User:ChNPP">ChNPP</a> (<a href="https://en.wikipedia.org/wiki/User_talk:ChNPP" class="extiw" title="en:User talk:ChNPP">talk</a>)
CC BY 3.0
<span class="int-own-work" lang="">Own work by the original uploader</span> (<span lang="en" dir="ltr">Original text: <i><bdi lang="">I created this work entirely by myself.</bdi></i></span>)