(June 2010) (Learn how and when to remove this template message) Base curve radius, or simply base curve, abbreviated BCR or BC, is the measure of one important parameter of a lens in optometry. On a spectacle lens, it is the flatter curvature of the front surface.
Green stool â when your feces look green â is usually the result of something you ate, such as spinach. Certain medications or iron supplements can also cause green stool. Newborns pass a dark green stool called meconium, and breast-fed infants often produce yellow-green stools. In older children and adults, green stool is uncommon. It's rarely cause for concern. Causes.
Foods that may make your poop green. Other things that can cause green stools are food dyes, antibiotics, and iron supplements. Green poop tied to poor digestion. If you arenât powering down the green foods or iron supplements, green poop may signal that youâre processing your food too fast and having issues with malabsorption.