Rather I should specify - in a vacuum. Certainly there are particles in space but capturing them would be difficult and that seems to be the challenge at the moment, as many are super high velocity and carry a ton of energy, and somewhat sparse (depending on type) from what I understand.

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TC
Current stable:
- 2004 Mazda RALLYWANKEL
- 2007 Saturn sky redline
- 2004 Explorer...under surgery.

Past: 135i, GTI, 300E, 300SD, 300SD, Stealth