Home Â» Projects Â» Generic Design Â» Bow String Truss House Â» Bow Truss House The Bow Truss House (BTH) is appropriate for most climates. The truss is composed of a horizontal bottom chord and convex top chord, forming a gently curved roof with a pitch shallow enough to function as a living roof.
Black tea contains 2% to 4% caffeine, which affects thinking and alertness, increases urine output, and may reduce the symptoms of Parkinson's disease. It also contains antioxidants and other substances that might help protect the heart and blood vessels.
Doug: Both green and black tea consumption has been associated with maintaining cardiovascular health and healthy blood vessel function. There are few studies on oolong, white or pu-erh teas so the benefits of these teas are not known. Teas. The Many Health Benefits of Drinking Black Tea.