Extravehicular Mobility Unit
![Extravehicular Mobility Unit Extravehicular Mobility Unit](https://nasa3d.arc.nasa.gov/shared_assets/models/emu/emu-428-321.jpg)
The current spacesuit is a complex garment. Not only does it protect from the extreme conditions of space, it is in itself a mobile life support system with an oxygen supply, electrical power, water-cooling equipment, ventilating fan, and an in-suit drink bag.