Deconstructing things will drop all the materials used in the construction. (100% instead of 100% - 1 Material)
This should work for most objects, including most modded things, walls, and floor tiles.
Mods that override the resourcesFractionWhenDeconstructed in its BuildableDef will still work.
The default for resourcesFractionWhenDeconstructed is simply 1.0f instead of 0.5f.
Changes resourcesFractionWhenDeconstructed on power conduits by default.