The life cycle of all tracheophytes (vascular plants), bryophytes (mosses and liverworts), and many algae and fungi is based on an alternation of generations, or different life phases: the gametophyte, which produces gametes, or sex cells, alternating with the sporophyte, which produces spores.
This site is best experienced using Internet Explorer 8 or Firefox. Twin City Die Castings (TCDC) is a full service provider of precision aluminum and magnesium die castings. TCDC has been family owned since 1919 when it was founded in Minneapolis, Minnesota. We now have three ISO/TS 16949:2009 certified US locations.
TCE is a volatile organic compound (VOC) with the chemical formula C2HCl3. In the environmental industry, it is called a dense, non-aqueous phase liquid because it has a high density (1.465 g/ml), low solubility in water (1.070 g/L at 20oC), and it adsorbs onto carbon (Koc = 2.03-2.7).