;
Grand Professor of the hydrofluric sciences
Handle with care
Internal rejection
It's Darwinian
Liquid propellant rocketman
Master mechanist
Mine machinery specialist
Perfect dry run
Protoplasm survey complete
Protoplasm survey: the factory
Protoplasm survey: the mines
Protoplasm survey: the orchard
Running with water
Going spelunky
Research Fellow of the hydrofluric sciences
Windmill repair consultant
Doctor of the hydrofluric sciences
Factory line repair
Water recycling