Salt

Opinion | Salt in tea? US chemist’s China-inspired advice to make the perfect cup causes brew-haha in Britain – but she might have a point

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In case you didn’t hear, last week an American chemist stirred up quite a tempest in teapots across Great Britain. Michelle Francl, a professor in the state of Pennsylvania, published a book called Steeped: The Chemistry of Tea. The science-based tome expounds on molecules and atomic structure and engages in a meticulous analysis of caffeine … Read more

Salt built this California ghost town. Now salt is destroying it.

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Saltdale is not California’s most picturesque ghost town. It’s certainly not the largest, nor is it the most historical. But it may be the next to disappear. Saltdale sinks into Koehn Lake, a dry lakebed with salt deposits on its surface in the Mojave Desert, about 20 miles north of California City. Up close, the old … Read more