You have an inherent knowledge of machines and tech. When you spend some time studying a piece of equipment, roll
On a 10+, ask 2.
On a 7-9, ask 1:
For what purpose was this created?
How can I safely dismantle or replicate this?
Who or what created this?
Is something wrong with this? If so, how can I fix or exploit it?
What is this, really?
What is its true worth? On a miss, something unexpected goes wrong with your study or the equipment.