They are essential for your health, and when you are lacking in them, there may be health consequences and diseases. Vitamin D is one of the four fat-soluble vitamins (A, D, E, and K). There are two forms of vitamin D, D2 and D3.
This article is about the wine grape. For the American comedian, see Carlos Mencia. MencÃ­a is a Spanish grape variety primarily found in the northwestern part of the country. It is planted on over 9,100 hectares (22,000 acres), and it is primarily found in the Bierzo, Ribeira Sacra and Valdeorras regions.
The designation pozzolana is derived from one of the primary deposits of volcanic ash used by the Romans in Italy, at Pozzuoli. Nowadays the definition of pozzolana encompasses any volcanic material (pumice or volcanic ash), predominantly composed of fine volcanic glass, that is used as a pozzolan.