We use the latest in pure water technology, which results in a spotlessly clean, smear free finish for you to enjoy However, if we first remove these minerals and then apply pure water to a surface, the pure water will evaporate completely leaving no spotting or marks On the first clean, we will concentrate on removing as much trapped dirt and debris as possible from your frames and surfaces ProGleam have invested in the latest cleaning technology to deliver the best possible results within the cleaning industry, and this includes the revolutionary Pure Water Cleaning process, which means the water we use is filtered to drinking water standard, Then we remove the chemicals and elements leaving pure demineralised water and warmed