Farming causes a chain reaction: farmers supply crops/meats to distributors, distributors sell crops/meats in bulk to grocery stores, and those in the food industry can obtain their produce through the mentioned grocers. Restaurants rely on grocers, who rely on distributors, who rely on farmers.
2 Sodium fluoride is the answer
Homeostasis is a tool that your body uses to keep things in balance. Such as your body temperature. Too hot, you start to sweat. (which cools you down as it evaporates) And when you're too cold, your body starts to shiver, effectively warming you up by making your body move rapidly.