Fish Oil Works in Farmstead World — building in the game, and what it is on a real farm.
A fish oil works renders fat from fish into the golden oil sold in bottles and capsules: the fish are cooked and pressed, the oil is separated, purified and packed, and what is left becomes fish meal for feed.
Fish oil is rich in omega-3 fatty acids and was long the fallback for fish too small or too plentiful to sell; today it is a valuable product in its own right, with demand from both animal feed and human health.
Farm facts about fish oil works
Before the 1970s, when fish seemed unlimited, only about two-thirds of the catch went to people; today more than 87% does, and the rest is rendered into fish meal, fish oil and animal feed. (routledge.com)
About half a metric ton of whole wild fish is caught to produce one metric ton of farmed seafood, so feed remains aquaculture's biggest open question. (routledge.com)
Fish oil is rich in omega-3 fatty acids; rising demand from animal feed and human health keeps its value climbing and drives more wild fish to be caught. (en.wikipedia.org)