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.
1 You have high blood pressure. 2  Small amounts of green tea taken regularly do not seem to raise blood pressure, but blood pressure can be affected in someone who isn't used to the caffeine in green tea. 3  You have glaucoma. 4  You have anxiety disorder.