Global Ethyl Ether Market By Type (Medical Grade Ethyl Ether , Industrial Grade Ethyl Ether , and Others), By Application (Automotive , Petrochemicals , Paints & Coatings , Industrial Solvents , Military & Defence , Pharmaceutical , and Others), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029