All of my Chem and Bio lab classes had extra fees on them to pay for lab consumables. Obviously this does not cover the big expensive lab equipment. I'd imagine

All of my Chem and Bio lab classes had extra fees on them to pay for lab consumables. Obviously this does not cover the big expensive lab equipment. I'd imagine pure science classes cost much more to run then most liberal arts courses. So in theory, the science courses would cost more than any liberal arts courses.