In recent year, the global encompasses of numerous environmental issues; and strict laws are increasingly being enacted to restrict toxic substances. Among others, the use of hexavalent chromium, a substance has been widely used as an effective coating for preventing rust, is likely to be restricted and phased out under the new environmental regulations adopted mainly in the U.S. and Europe. In respond to this trend, Winstar has recently developed the ZICOLLUM™ Coating system – an enhanced technology based on the traditional rust-preventive coating ruled for the past 30 years in the real world application.