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.
Many of perfumery's most venerable creations owe their sensuality to the use of animal ingredients with a certain spray element: civet, a faecal paste extracted from the anal glands of the civet cat; castoreum, a leathery emission from the genital scent sacs of the castor beaver; ambergris, a briny and vomitous by-product of the digestive system of sperm whales; and musk secreted from the sheath gland of the musk deer have all been popular perfume ingredients.