Chemical structure of trans-1,3,3,3-tetrafluoropropene (HFO-1234ze; tetrafluoropropylene; 1,3,3,3-tetrafluoro-1-propene)
Ed (<a href="//commons.wikimedia.org/wiki/User_talk:Edgar181" title="User talk:Edgar181">Edgar181</a>)
2011-12-14
<span class="int-own-work" lang="en">Own work</span>