Mortar is under natural substances? I thought it was based on masonry skill.
[[User:KyleBooze|KyleBooze]] ([[User talk:KyleBooze|talk]]) 13:03, 14 May 2014 (CEST)
:Mortar is under items required, concrete uses natural substances.<br /><span style="color:orange">'''NMENTH'''</span> 22:26, 14 May 2014 (CEST)