Cave Jonson is available on Aperture Lost , he will give you a solution to leave the cave, but the problem is yuri, he was lost on center of Gel Flow Aperute Sience Innovator 
There is 2 Large Fans to reduce a gel 
The way of Flow Gel Center
Start Update (00)
The Aperture Sience Innovator Released a new Gel Flow
Posted by master_ghostdz on
in the first one is that 100s of env_sprites?