WHAT'S INSIDE: GREEN TECHNOLOGY
- Energy Production Technologies
- Remediation Technologies
- Sustainable Technologies
FEATURED: GREEN TECHNOLOGY
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Cellulosic ethanol can be made from any old stem, leaf or tree trunk. Farm wastes, grass clippings and recycled newspaper will work, too. So when can we expect this alternative fuel to arrive at gas stations?
Left unchecked, friction between the moving parts of an engine would turn it into an inert piece of sculpture. Clean, filtered oil keeps the parts moving with relatively little resistance.