| |
| | Unbelievable Water Rockets |
 | | The water rocket's greatest enemy is air friction, and the Extreme fights back by slipping through the air almost unnoticed, virtually caressing the atmosphere with its velvety-thin profile. |
 | | Water rocket experimenters are never satisfied with the altitude their rockets attain. |
 | | Most water rocket launchers are big, clunky, dangerous, complex, impressive conglomerations of metal, tubing, plexiglass, valves, O-rings, meters, connectors, screws and plywood. |
| www.antigravityresearch.com (1510 words) |
|