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.
Solid Perfume Solid perfumes are also pleasant to use and easy to make. A basic formula would use 80% of your favorite light oil, 13% beeswax and 7% of your fragrance. Melt wax with oil, let cool, add fragrance, blend well and pour into container.
Parfum / Perfume. Parfum-also called extract or extrait perfume-is the most concentrated or purest form of a fragrance product, and is the longest-lasting on the skin. As such, it is also the most expensive. A true parfum (perfume) will contain 15 percent or more (typically up to 30 percent) of the essential fragrance.