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Chalmers team develops method to reduce levels of mercury in sulfuric acid

Green Car Congress

Researchers at Chalmers University of Technology, Sweden, have developed a method that can reduce the levels of mercury in sulfuric acid by more than 90%, even from low levels. It is therefore a worldwide challenge that sulfuric acid often contains one of the most toxic substances: mercury.

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5 Big Ideas for High-Temperature Superconductors

Cars That Think

In 1911, Dutch physicist Heike Kamerlingh Onnes plunged a mercury wire into liquid helium and noticed that the wire’s electrical resistance vanished. Once the coil is charged, the energy can be stored nearly indefinitely with little to no decay, provided that the cooling is maintained. The wire had become a “superconductor.”

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US Awards $1B in Recovery Act Funding to FutureGen 2.0; Advanced Coal Repowering and CO2 Storage

Green Car Congress

The plant’s new boiler, air separation unit, CO 2 purification and compression unit will deliver 90% CO 2 capture and eliminate most SO x , NO x , mercury, and particulate emissions. The pipeline network, along with the repository in Mattoon, helps to lay the foundation for a regional CO 2 network.

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The Rise and Fall of 3M’s Floppy Disk

Cars That Think

Nor was 3M the first company to popularize magnetic media— that was Ampex , which commercialized the tape recorder in the late 1940s. I bought them from a junk store, and maybe paid $2 for them. Even though the consumer business had huge growth potential, 3M had little experience with a low-cost, low-profit-margin model.

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National Academies Report Examines Hidden Cost of Energy Production and Use in US; Estimates $120B in 2005

Green Car Congress

Source: “Hidden Costs of Energy”. The report estimates dollar values for several major components of these costs. That figure does not include damages from climate change, harm to ecosystems, effects of some air pollutants such as mercury, and risks to national security, which the report examines but does not monetize.

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Creating the Commodore 64: The Engineers’ Story

Cars That Think

Part of the reason for its success is the price, which keeps falling—from $595 at its introduction to $149 currently, for which the consumer gets graphics and sound equal to or better than that provided by machines that cost five times as much. The cost of developing the Commodore 64: No one knows. It’s only sand.”

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How Carmakers Are Responding to the Plug-In Hybrid Opportunity

Tony Karrer Delicious EVdriven

This is from "Commercializing Plug-In Hybrids" (pdf), the current CalCars 24-slide presentation about PHEVs available along with other documents at CalCars Downloads. The F6 DM uses ferrous batteries, with no lithium content, that BYD says are high-energy density and low cost. Slide and summary table last modified February 2, 2009.

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