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Smoke It's digital. When variables like velocity and direction of the wind are programmed as part of an algorithm, particle systems like wafting smoke can be computer-generated. (back to Titanic: What's Real) Reel Timeline | 50-Foot Chicken | Wizards of Ahs | Be in Pixels Titanic: What's Real | Virtual Humans | Resources | Teacher's Guide Transcript | Site Map | Special Effects Home Editor's Picks | Previous Sites | Join Us/E-mail | TV/Web Schedule About NOVA | Teachers | Site Map | Shop | Jobs | Search | To print PBS Online | NOVA Online | WGBH © | Updated November 2000 |
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