Most of the inputs of chicken feed are imported. FOS has been studied for use in chicken feed. The lowest quality is however still usable as chicken feed. In 2005, about 85,000 MT of chicken feed were produced. Calcium iodate can also be used as an iodine supplement in chicken feed. The mill produced wheat, buckwheat and rye flour, cornmeal and chicken feed. In Australia, its use in chicken feed was discontinued in 2012. Salinomycin is used in chicken feed as a coccidiostat. Chicken training is done using operant conditioning, using a clicker and chicken feed for reinforcement. It is 25-30% protein and can be added to chicken feed. Other popular baits are flour, corn meal, cat food, and chicken feed. In the worst case the dried fish is used as chicken feed. Under some conditions, the arsenic in chicken feed is converted to the toxic inorganic form. Some rural hardware stores do supply animal feed, such as chicken feed. Gary was kiddingly called "Chicken Feed" by his male classmates.