Wood treatment
Research costs (University of Architecture)
Researched at
- cradle of the sun (4574, -2094)
- desert of shades (-1277, 2961)
- karnak (1804, -852)
- lower nubia (464, -3536)
- nile delta (728, 6855)
- pharaoh's bay (-1231, 7508)
- red sea oasis (2419, 1932)
- sinai (2168, 5735)
- upper nubia (375, -8075)
- valley of kings (-1507, 5099)
Using chemicals and coatings to make wood stronger, more durable, more useful.
Teachable in 10 lessons.