The Mobility Gels are special gels used by Aperture Science for testing. Appearing in both single-player and co-op modes of Portal 2, they come in three types: the Repulsion Gel, the Propulsion Gel, and the Conversion Gel.
The Mobility Gels are special gels used by Aperture Science for testing. Appearing in both single-player and co-op modes of Portal 2, they come in three types: the Repulsion Gel, the Propulsion Gel, and the Conversion Gel.
The Mobility Gels are special gels used by Aperture Science for testing. Appearing in both single-player and co-op modes of Portal 2, they come in three types: the Repulsion Gel, the Propulsion Gel, and the Conversion Gel.