| For use on: | Description | Size |
| Radio | 16 bit 44.1 kilohertz stereo WAV | 5 MB |
| Radio | 320 kbps MP3 | 1.1 MB |
| on-line | Mono-56kps MP3 | 208 KB |
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Full Transcript (below)
1. Q: What is an Arc Jet used for?
Fretter: "The Arc Jet is used to test materials that – protection materials – thermal protection materials on such spacecraft like our Shuttle – human craft – as well as other spacecraft, uh, the, the Mars rover probes that went into Mars. We were responsible for testing and evaluating the materials that were -- protected that probes and rovers to make it through the atmosphere of Mars as well as probes that we sent to far away planets such as Jupiter." (29 SECONDS)