Efficient Concrete Replacement: Blocks of Trash

From Live Science: Last year’s trash could become next year’s model home, thanks to the invention of a new type of construction material made entirely from waste products. “Bitublocks,” created by engineer John Forth of the University of Leeds in England, are composed of recycled glass, sewage sludge, incinerator ash, the by-products of metal purification […]

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Anti-Metaefficient: PBDE: A Poison That Is Now Everywhere

PBDE (polybrominated diphenyl) is a toxic flame retardant used in many products, including computer cases, carpet pads and foam cushions in chairs and couches. This recent article in the The Oregonian sums up the problems for humans: Research has shown that the levels of PBDEs in American women are doubling every two to five years. […]

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