Fractional distillation is the separation of a mixture into its component parts, or fractions, such as in separating chemical compound s by their boiling point by heating them to a temperature at which several fractions of the compound will evaporate.
Name: Raj. Gender: Male. Usage: Raj, of Sanskrit origin, is a very popular first name. It is more often used as a boy (male) name. People having the name Raj are in general originating from India, United Kingdom, United States of America.
Priya Koothrappali is Raj's younger sister. She first appeared in The Irish Pub Formulation and serves as the unintentional main antagonist of season 4 in that Penny regards Priya as Leonard's most viable alternative girlfriend. Though she often looks annoyed or exasperated, she can be quite funny.