Bow Truss House, detail The design of the BTH incorporates a number of principles of ecological architecture which make it energy efficient. For instance, it is elongated along its east-west axis in order to maximize winter solar gain.
The side effects of drinking too much black tea include difficulty sleeping, headaches, nervousness, diarrhea, irritability, irregular heart rate, confusion, heartburn, tremors in your extremities and possibly convulsions. These side effects are all a result of the caffeine content in black tea. If you are used to drinking black tea regularly -- particularly in larger quantities -- you may develop a physical and psychological dependence on the beverage, again, primarily due to the caffeine content.
Black Tea and Kidney Stones. Drinking iced tea, including black tea, can increase your risk of developing kidney stones, small crystals that form in the ureters, according to research conducted at Loyola University. Tea contains a compound called oxalate, a chemical involved in the formation of kidney stones.