Symbol 1320 from ISO 7000 - Title/Meaning: Pressurized, open slowly <br>
Function/description: When used as an indicator alerts the operator that a piece of equipment is under pressure and to open slowly.
<b>Vectorization: </b> <a href="//commons.wikimedia.org/wiki/User:Mrmw" title="User:Mrmw">Mrmw</a>
2004-01-15
Own work  using: <span class="url"><a rel="nofollow" class="external text" href="https://www.iso.org/obp/graphics/grs/13d50535-082e-4387-be93-46eeedba2055_200.png">iso.org/obp/graphics/grs/13d50535-082e-4387-be93-46eeedba2055 200.png</a></span>