I have 2 bugs to report.
First one: Sifting Table does not accept any item, having items in hand to be sifted and right-clicking a top of the table with it.
Second one: Molten Mercury in Smelting Crucible does not turn into Ingot in Mold. Mold accepts the molten Mercury but it keeps itself molten.
Installed MODs are only 3: CodeChickenCore 188.8.131.52, GregTech 6 6.14.12, NotEnoughItems 184.108.40.206 loaded by Minecraft Forge 10.13.4.1614.