Rocket frame icon and lubricant recipe

README.md

@@ -131,7 +131,7 @@ Other small-to-medium mods will probably work, although may break the intended b
 
 ### Attributions
 Thank you to everyone who's contributed to the mods used in Freight Forwarding. In particular: Deadlock989, shanemadden, schnurrebutz, robot256, Klonan, Sacredanarchy, brevven, and lexsus.
-Thank you to [Galdoc](https://mods.factorio.com/user/Galdoc) for the lava pool graphics.
+Thank you to [Galdoc](https://mods.factorio.com/user/Galdoc) for the lava pool and rocket frame item graphics.
 Thank you to [Stringweasel](https://mods.factorio.com/user/Stringweasel) for the seismic scanner graphics (from [Biter Power](https://mods.factorio.com/mod/biter-power)).
 Thank you to [FragJacker](https://mods.factorio.com/user/FragJacker) for the battery charging/discharging station graphics (from [SE Space Trains](https://mods.factorio.com/mod/se-space-trains)).
 Thank you to [Yehn](https://mods.factorio.com/user/Yehn) for [Island Start](https://mods.factorio.com/mod/IslandStart), which this mod's map generation is based on.

prototypes/titansteel.lua

@@ -171,15 +171,20 @@ data:extend{
   {
     type = "recipe",
     name = "ff-rocket-frame",
-    category = "crafting",
+    category = "crafting-with-fluid",
     energy_required = 15,
     enabled = false,
     ingredients =
     {
       {"low-density-structure", 1},
       {"ff-titansteel-plate", 1},
+      {type = "fluid", name = "lubricant", amount = 200},
     },
-    result = "ff-rocket-frame"
+    results = {
+      {type = "item", name = "ff-rocket-frame", amount = 1},
+      {type = "fluid", name = "lubricant", amount = 180},
+    },
+    main_product = "ff-rocket-frame",
   },
   {
     type = "item",