Hydrogen Generation Market By Technology (Coal Gasification, ATR, SMR, POX, Electrolysis), By Application (Ammonia Production, Petroleum Refinery, Methanol Production, Power Generation, Transportation), By Source (Green, Blue, Gray), By Generation and Delivery Mode (Merchant Captive), By End-User Industry (Chemical Processing, Oil Refining, Iron and Steel Production), and by Region; Global Insights & Forecast (2024 – 2030)