Casting iron in a sand mold. In metalworking, casting means a process, in which liquid metal is poured into a mold, that contains a hollow cavity of the desired shape, and is then allowed to cool and solidify. The solidified part is also known as a casting, which is ejected or broken out of the mold to complete the process.
A normal blood sugar level is between 72 mg/dL and 108 mg/dL (4 to 6 mmol/L) for a healthy person. The concentration of glucose in the blood of a healthy person in the morning on an empty stomach is between 68 mg/dL and 108 mg/dL (3.8 and 6.0 mmol/L).
Blood sugar levels before meals (preprandial): 70 to 130 mg/dL. Blood sugar levels one to two hours after the start of a meal (postprandial): less than 180 mg/dL.Blood sugar levels indicating hypoglycemia or low blood glucose: 70 or below mg/dL.lood sugar levels one to two hours after the start of a meal (postprandial): less than 180 mg/dL. Blood sugar levels indicating hypoglycemia or low blood glucose: 70 or below mg/dL.