How to Dye Your Hair With Eggs Have you ever wanted to give your hair a lighter tone and smooth texture, but all the products out there cost more money than you're willing to spend? Consider using a simple combination of eggs and lemon juice!
Depending on career aspirations, chemical engineering majors generally take four to five years of undergraduate courses, followed by approximately two years of graduate school.
Chemists study matter and energy and reactions between them. You'll need to take advanced courses to become a chemist, so it's not a job you pick up right out of high school. If you're wondering how many years it takes to become a chemist, the broad answer is 4 to 10 years of college and graduate study.