Factorio Forums

Not sure what is going on here, but thorium processing seems to be permanently locked for me even though I unlocked both of the prerequisites from Bob's. Is using Bob's potentially a conflict here? If so, other than continuing to process uranium ore, is there a truly infinite supply of nuclear like with plutonium? Or am I missing some sort of other research? I searched all around the research screen but couldn't find anything else that was red or yellow.

I've also included screenshots of the mods I'm using for Angel's and Bob's in case that matters, and I'm playing on 2.0.76. I've also included my save