Global 1,1,2,2-Tetrachloroethylene Market By Type (Perchloroethylene All-Purpose-Degreasing Grade , Perchloroethylene Catalyst Grade , Perchloroethylene Dry cleaning Grade , and Perchloroethylene Fluorocarbon Grade), By Application (Dry cleaning industry , Metal cleaning/degreasing , Chemical intermediates , Petroleum refining industry , and Other applications), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029