Vitamin D deficiency is established as <20 ng/mL in adults. So far, there is no established level for infants and children; however, most providers use the adult standard. Some providers go even further and consider all levels <30 ng/mL to define deficiency in children.
Schnapps is a type of distilled spirit that has two meanings. Essentially, schnapps are made by fermenting the fruit along with the base liquor (usually brandy), whereas liqueurs are often made by steeping fruits in alcohol after fermentation and/or distillation.
Fireball Cinnamon Whisky. Fireball Cinnamon Whisky is a mixture of whisky, cinnamon flavoring and sweeteners that is produced by the Sazerac Company. Its foundation is Canadian whisky, and the taste otherwise resembles the candy with a similar name, Ferrara Candy Company's Atomic Fireball candy. It is bottled at 33% alcohol by volume (66 U.S. proof).