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# Factorio Prototype Docs Version 2.0.7

## TechnologyTrigger :: union

Loaded as one of the technology triggers, based on the value of the `type` key.

#### Union members

MineEntityTechnologyTrigger | Loaded when the `type` is `"mine-entity"`.
CraftItemTechnologyTrigger | Loaded when the `type` is `"craft-item"`.
CraftFluidTechnologyTrigger | Loaded when the `type` is `"craft-fluid"`.
SendItemToOrbitTechnologyTrigger | Loaded when the `type` is `"send-item-to-orbit"`.
CaptureSpawnerTechnologyTrigger | Loaded when the `type` is `"capture-spawner"`.
BuildEntityTechnologyTrigger | Loaded when the `type` is `"build-entity"`.
CreateSpacePlatformTechnologyTrigger | Loaded when the `type` is `"create-space-platform"`.

Type used in

- TechnologyPrototype::research_trigger