Comment by sandworm101

Add to that the "titanium" lable. Nothing is pure titanium. It is all alloys, most of which are "proprietary". Inconsistant technical terminology within a diagram is a huge red flag imho.

>> Legacy turbines need huge quantities of water for cooling to avoid thermal derate in hot environments

Yup. Turbine-powered helicopters famously haul big tanks of water around when flying in hot environments. Heat is a problem, not a game changer.