Apple cider vinegar contains chromium which can alter insulin levels and it is therefore recommended that people who have diabetes should talk to their doctors before using ACV. ACV is highly acidic; in one recorded instance, a woman experienced esophageal burns after an ACV pill got caught in her throat.
ALLUVIUM, soil or land deposited by running water. The northern half of the province is flat, and even marshy along the coast, and consists of a broad band of alluvium formed by the series of parallel rivers descending from the south. Korean soil consists largely of light sandy loam, disintegrated lava, and rich, stoneless alluvium, from 3 to 1 0 ft.
alluvial (plural alluvials) 1  A deposition of sediment over a long period of time by a river; an alluvial layer. 2  Alluvial soil; specifically, in Australia, gold-bearing alluvial soil. Usage notes The noun is normally used in the plural by engineers who recover valuable minerals from these layers.