Before taking carvedilol, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Learner's definition of CONCRETE. [noncount] : a hard, strong material that is used for building and made by mixing cement, sand, and broken rocks with water. slabs of concrete.
Concrete is a composite material which is made up of a filler and a binder. The binder (cement paste) glues the filler together to form a synthetic conglomerate. The constituents used for the binder are cement and water, while the filler can be fine or coarse aggregate.