* Unsuccessful attempts result in the loss of .05kg [[lye]] and .30 kg [[mortar]]
* Can not be used in deep water.
* Can be used to raise a corner until it is 40 26 slope, after that it is too steep to add.
* Can not be used on any corner of a cliff tile regardless of slope
* If used to raise the corner of a surface rock tile, the surrounding area must also be rock.
[[Category:Babel/C]]