Defoamers Market (By Product: Oil Based Defoamers, Water Based Defoamers, Silicone Based Defoamers, Others; By End User Industry: Paper & Pulp, Water Treatment, Paint & Coatings, Food & Beverages, Pharmaceuticals, Oil & Gas, Agrochemicals, Chemical, Metal Working, Others) - Global Industry Analysis, Market Size, Opportunities and Forecast, 2018 - 2026