As fans of heirloom produce and formerly in vogue street drugs, we know a little bit about potato varietals and heroin types. OK, we’re way more into tubers than sticking needles in our arms, but we noticed a strange crossover between the names of potato types and heroin slang. Do you know your Yukon Golds from your Brown Sugar? Take this 14-question quiz. Answers will appear when you finish, and it takes a cool 75% to pass.