One small issue. I did Bob's + CMHMod + ScienceCostTweaker. With that combination: Blue Science requires Femto Laser Array requires Femto Laser Emitter requires Gold Bar requires Gold Ore requires Gold Extraction from Electrum which is made in Electric Chemical Furnace which is unlocked by the resea...

Factorio 0.13.6, no other mods loaded, error on startup:

Error in assignID, recipie with name 'fill-water-barrel' does not exist.

I'm not sure if the significance of "Sweet" crude oil Sweet crude oil is low-sulfur, making it more valuable for refineries, as it produces more of the "good stuff" (gasoline and diesel) with less refining. The opposite is "sour" oil which trades at a price penalty, is...

Which only really leaves the problem material being Sodium Hydroxide. Can you add a recipe to turn 10 units of Crude Oil + 2 units of Sodium Hydroxide into 10 units of Sweet Crude Oil in a Chemical Plant? (maybe also include 2 units of toxic sludge as a result if you don't really want to solve the ...

-1 To loaders in the base game. I'd be okay with adding an API in Lua that would allow mods to create such a device. Feedback on a couple of the other ideas. I like the hopper. I'd general-case it as a 1x1 version of a belt that acts as a FIFO "buffer" to hold a half-dozen items in place....

I use this layout. Without the stack limit on the bottom left smart chest, it can get in a state where it starts moving only a single color. This layout is very forgiving of wiring, you can wire all colors to all inserters and chests, and as long as you set the conditions right, it will work. The un...