Prerequisites for nursing school depend on the school, with baccalaureate programs requiring more courses, in general, than associate degree programs. Usual courses include three years of math, three years of science, including biology and chemistry, four years of English and two years of language.
Phthalates are a group of chemicals used in hundreds of products. The phthalate commonly used in fragrance products is diethyl phthalate, or DEP. DEP does not pose known risks for human health as it is currently used in cosmetics and fragrances. To learn more, see â Phthalates and Cosmetic Products .â.
By Carole Ann. The essential oils of many flowers are used in the making of perfumes. The scents of flowers are affected by the soil and the climate in which they are grown. Oils are often extracted by distilling them. Although there are numerous flowers that are used in perfumes, some are more frequently chosen for their strong fragrance. The most popular flowers include roses, jasmine, violets, lilies, orange flowers and plumeria. Others that are used include lavender, magnolia, moonflower, chamomile, rosemary and sweet pea.