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| Science & Technology |
| A new type of internal combustion auto engine: promised to be more efficient |
| 2007-05-14 |
| Posted by:3dc |
| #3 |
| Posted by: JosephMendiola 2007-05-14 23:54 |
| #2 |
| Posted by: Redneck Jim 2007-05-14 22:10 |
| #1 |
| Posted by: wxjames 2007-05-14 21:20 |