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.
Four Parts:Counting and BasicsAdding and SubtractingMultiplyingDividingCommunity Q&A. The abacus is a deceptively simple calculating tool still used all over the world. It's a useful learning device for the visually impaired, as well as for anyone who wants to learn the roots of the modern calculator. Read these simple steps and get calculating.