No ULs have been set for potassium from dietary sources. For infants 0-12 months, the source of intake should be breast milk, formula and food only. For children, adolescents and adults, including pregnant and lactating women, supplements should be taken only under medical supervision.
Autofocus is a mechanism in an optical system which automatic ally changes the optics to focus an image. In a camera, this is used to focus the subject image, through the lens, onto the focal plane-the film or digital sensor. Autofocus MethodsEdit ... Autofocus Evolution.
Part of the Peripherals glossary: An abacus is a manual aid to calculating that consists of beads or disks that can be moved up and down on a series of sticks or strings within a usually wooden frame.The abacus itself doesn't calculate; it's simply a device for helping a human being to calculate by remembering what has been counted.art of the Peripherals glossary: An abacus is a manual aid to calculating that consists of beads or disks that can be moved up and down on a series of sticks or strings within a usually wooden frame.