What can’t you put in a compost bin? Posted on August 16, 2022 By admin_zxviwxhy MEAT & MILK PRODUCTS. While meat and dairy products are perfectly biodegradable, they can attract unwanted pests to your backyard or green bin. BAKED GOODS. TREATED SAWDUST. HIGHLY ACIDIC FOODS. OILS & GREASY FOOD. PET & HUMAN waste. WEEDS.