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Gel Cell Batteries

by Justin Thomas •

Gel Cell batteries are also lead acid but the electrolyte is in gelatin form instead of liquid. Thus, they need no maintenance — water does not need to be added, and it doesn’t corrode. They can also be stored in any position and since there are no dangerous fumes, they can be placed in any part of the house. It …

Biodegradable Plastic Made Using Bacteria

by Justin Thomas •

Metabolix has found a way to produce high-quality plastics using plants and bacteria. In one process it has re-engineered bacteria to turn them into highly efficient "biofactories." By feeding sugars and oils to bacteria in a fermentation process, the company has created bacteria that produce plastics amounting to more than 85% of the cell’s weight. Read more at Metabolix…