(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.
It may be alarming to see green poop (or other weird stool colors) in the toilet, but rest assured that it's often the result of something you ate. Broccoli, for instance, can make your stool green, but so can foods and supplements that aren't green. Here are some of the common reasons why you may have green poop, as well as some less likely causes: