Transformer Oil Market Size, Share & Trends Analysis Report by Type (Mineral-based Oil, Silicone-based Oil, Bio-based Oil) by Function (Insulator, Cooling Agent, Lubricant, Chemical Stabilizer) by End Use (Transmission & Distribution, Power Generation, Railways & Metros, Others) by Region (North America, Europe, Asia Pacific, Latin America, Middle East & Africa) by Application (Transformer, Switchgear, Reactor, Circuit breaker, Capacitor) - Global Industry Assessment (2017 - 2022) & Forecast (2023 - 2030)