Word: soiling
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...contains small amounts of toxic substances—about the same as well-fertilized garden soil. According to health officials, the major risks to human health are irritation from breathing the ash or handling the ash, which can be minimized by avoiding contact with the material and washing exposed skin and clothing...
...black metal sign serves as a makeshift tombstone, sticking out of the orange soil. But unlike many nearby graves, there are scattered rose petals over Agha-Soltan's site. As a visitor took out a camera, a man - perhaps an undercover security agent or merely an overzealous citizen - emerged and angrily shouted, "No pictures...
...safety regulations to be announced by December. Furthermore, Representative Nick Rahall has proposed legislation that would federally mandate engineering standards for fly-ash impoundments. The TVA is now preparing to convert its coal waste disposal from slurry form to dry storage, which is much less likely to leach into soil and cause toxic spills...
...prove much more difficult than CFCs to phase out. While CFCs had a relatively narrow range of uses - and chemical companies like DuPont were able to come up with replacements quickly - N2O is all around us, tied intimately to our industrial way of life. The millions of tons of soil fertilizer used in U.S. agriculture alone add N2O into the atmosphere, as do livestock manure, sewage treatment and automobiles. And it's not just our doing: two-thirds of global N2O emissions come from the planet itself, as bacteria in soil and the oceans break down nitrogen. Though...
...Adams, leader of the Irish Republican Party Sinn Fein, in 1994. At the time, the move was strongly opposed by the British government, but today the visa is seen as an important turning point in Northern Ireland's recent history. Adams was able to convince IRA supporters on U.S. soil of the merits of backing the peace process. Seven months later, the IRA announced its first military cease-fire, ending a 25-year terrorism campaign, with Protestant paramilitary groups calling their own cease-fires shortly thereafter...