The Keychain consolidates various passwords and passphrases in one place and makes them accessible through a master password or passphrase. When an application (including the Finder) needs to access a password stored in the Keychain, the application asks you to unlock the Keychain if it's not already open.
Nutritional Summary: There are 345 calories in a 100g serving of Tesco Plain Flour. Calorie Breakdown: 3% fat, 84% carbs, 12% prot.
Flour and the Cosmopolitania. In Australia the all-purpose flour is called plain flour or simply white flour, weight of these is 125 grams per 1 cup. Same goes for the whole wheat flour, in Australian it's called wholemeal flour, same products 120 grams per 1 cup.