I have used chisels and bits to make custom slabs as well as many other things that vanilla Minecraft just doesn't offer, and I just recently added Techguns which in my personal opinion is a great mod ...

I've built Reaction Chamber, have made Heatray Focus. But can not start reaction. Tryed Titanium ore + Creeper Acid from Chemical lab, Quartz rod + Lava but nothing happened. I've enabled power in ...