text: project	fuel	min_fraction_in_fuel_blend	max_fraction_in_fuel_blend
  Coal	Coal	.	.
  Gas_CCGT	Gas	.	.
  Gas_CCGT_z2	Gas	.	.
  Gas_CT	Gas	.	.
  Hydrogen_Plant	Hydrogen	.	.
  Hydrogen_Prod	Hydrogen	.	.
  Nuclear	Uranium	.	.
  