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Agricultural lime, also called aglime, agricultural limestone, garden lime or liming, is a soil additive made from pulverized limestone or chalk. The primary active component is calcium carbonate . Additional chemicals vary depending on the mineral source and may include calcium oxide .
Prepared agricultural lime staged near a field in the UK. Liming is the application of calcium- (Ca) and magnesium (Mg)-rich materials in various forms, including marl, chalk, limestone, burnt lime or hydrated lime to soil. [1] In acid soils, these materials react as a base and neutralize soil acidity.
Limestone is the raw material for production of lime, primarily known for treating soils, purifying water and smelting copper. Lime is an important ingredient used in chemical industries. [ 110 ] Limestone and (to a lesser extent) marble are reactive to acid solutions, making acid rain a significant problem to the preservation of artifacts made ...
Lime sulfur reacts with strong acids (including stomach acid) to produce highly toxic hydrogen sulfide (rotten egg gas) and indeed usually has a distinct "rotten egg" odor to it. Lime sulfur is not flammable but can release highly irritating sulfur dioxide gas when in a fire. Safety goggles and impervious gloves must be worn while handling lime ...
As of 2006, the application of nitrogen fertilizer is being increasingly controlled in northwestern Europe [73] and the United States. [74] [75] In cases where eutrophication can be reversed, it may nevertheless take decades [76] and significant soil management [77] before the accumulated nitrates in groundwater can be broken down by natural ...
In the lime industry, limestone is a general term for rocks that contain 80% or more of calcium or magnesium carbonate, including marble, chalk, oolite, and marl.Further classification is done by composition as high calcium, argillaceous (clayey), silicious, conglomerate, magnesian, dolomite, and other limestones. [5]
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Australian lime, a species of Citrus native to Australia and Papua New Guinea; Key lime, a citrus hybrid with a spherical fruit; Persian lime, a citrus fruit species of hybrid origin; Tilia, a genus of trees known in Britain as lime trees, lime-wood, basswood, or linden; Wild lime or Zanthoxylum fagara, a green fruit native to the Americas