The level of caffeine in iced tea is determined by the kind of tea you use. An 8-ounce serving of iced tea designed with black tea typically has in between thirty to 70 milligrams of caffeine; iced tea designed with environmentally friendly tea ranges from 10 to forty milligrams; https://tituslddzp.ja-blog.com/32035604/the-basic-principles-of-bee-house-pitcher-iced-tea-maker