Hydraulic mining. Hydraulic mining, or hydraulicking, is a form of mining that uses high-pressure jets of water to dislodge rock material or move sediment. In the placer mining of gold or tin, the resulting water-sediment slurry is directed through sluice boxes to remove the gold. It is also used in mining kaolin and coal.
Each 1-cup serving of fresh grapes contains 22 micrograms of vitamin K. For a man, this amount supplies 18 percent of his recommended daily allowance; for a woman, a cup of grapes fulfills 24 percent of her vitamin K requirement per day.
Minerals. A serving of green seedless grapes is a healthy source of potassium and iron. Potassium aids in organ, tissue, muscle, cell and heart functions, and you need 4,700 milligrams each day to support these bodily systems. One cup of green grapes supplies 288 milligrams toward that goal.