Schwinn Tango Review. Overall, I liked the value for the dollar but the performance of the bicycle was way below par due to designed limitations. Top speed is around 10 mph unless you are Lance Armstrong (BMX type gearing).verall, I liked the value for the dollar but the performance of the bicycle was way below par due to designed limitations. Top speed is around 10 mph unless you are Lance Armstrong (BMX type gearing).
Bismuth is a non-toxic heavy metal with a specific gravity of 9.71 (when alloyed with 3 percent tin). Compared to lead with a specific gravity of 11.12, Bismuth is 87 percent as dense as lead. Steel, with a specific gravity of 7.86, is only 71 percent as dense as lead.
Bismuth slag from decomposition of Pepto-Bismol. Bismuth subsalicylate is the only active ingredient in an over-the-counter drug that can leave a shiny metal oxide slag behind after being completely burnt with a blow torch.ommonly known as pink bismuth, it is also sometimes the active ingredient in Kaopectate. It has the empirical chemical formula of C 7 H 5 BiO 4, is a colloidal substance obtained by hydrolysis of bismuth salicylate (Bi{C 6 H 4 (OH)CO 2 } 3).