data:extend(
{
  {
    type = "item-group",
    name = "dytech-energy",
    order = "z-4-dytech-energy",
	inventory_order = "z-4-dytech-energy",
    icon = "__CORE-DyTech-Core__/graphics/item-group/energy.png",
  },
  {
    type = "item-subgroup",
    name = "dytech-energy-steam-primary",
    group = "dytech-energy",
    order = "01"
  },
  {
    type = "item-subgroup",
    name = "dytech-energy-steam-secondary",
    group = "dytech-energy",
    order = "02"
  },
  {
    type = "item-subgroup",
    name = "dytech-energy-steam-tertiary",
    group = "dytech-energy",
    order = "03"
  },
  {
    type = "item-subgroup",
    name = "dytech-energy-solar-small",
    group = "dytech-energy",
    order = "04"
  },
  {
    type = "item-subgroup",
    name = "dytech-energy-solar-normal",
    group = "dytech-energy",
    order = "05"
  },
  {
    type = "item-subgroup",
    name = "dytech-energy-solar-large",
    group = "dytech-energy",
    order = "06"
  },
  {
    type = "item-subgroup",
    name = "dytech-energy-accu-small",
    group = "dytech-energy",
    order = "07"
  },
  {
    type = "item-subgroup",
    name = "dytech-energy-accu-normal",
    group = "dytech-energy",
    order = "08"
  },
  {
    type = "item-subgroup",
    name = "dytech-energy-accu-large",
    group = "dytech-energy",
    order = "09"
  },
  {
    type = "item-subgroup",
    name = "dytech-energy-boiler",
    group = "dytech-energy",
    order = "10"
  },
  {
    type = "item-subgroup",
    name = "dytech-energy-pumps",
    group = "dytech-energy",
    order = "11"
  },
  {
    type = "item-subgroup",
    name = "dytech-energy-tanks",
    group = "dytech-energy",
    order = "12"
  },
  {
    type = "item-subgroup",
    name = "dytech-energy-pipes",
    group = "dytech-energy",
    order = "13"
  },
  {
    type = "item-subgroup",
    name = "dytech-energy-pipes-to-ground",
    group = "dytech-energy",
    order = "14"
  },
}
)