What is the donut on a dartboard?

Can kosher eat blood? Can I use kidney beans in place of black beans for brownies? How will you know of your hamster has fleas? Is mushroom a living thing? What vitamins are in horseradish? Who are the characters in the novel Banana Heart Summer? Why is refried beans called refried? Is Hershey's and Snickers from the same company? Are tortilla chips made out of potatos? What is the spear of influence? Is October the best time to harvest olives? Should bacon be capitalized in Canadian bacon? What is a four bar phrase? Can baking with rancid butter make you ill? Can you eat a pickled pickle when its been on the street for 5 years and covered in poison and skunk juice? How much sodium is in the standard American diet? What is the amu for sodium chloride? What happens when shale is soaked in vinegar? How do you keep a saltwater clam as a pet? How long do trees live for?