Heh heh. When I was in high school we spent a class titrating. At the end of the class the teacher said "... and if you go into chemistry but don't get a PhD

Heh heh. When I was in high school we spent a class titrating. At the end of the class the teacher said "... and if you go into chemistry but don't get a PhD this is what you'll be doing most of the day." I think 45 students mentally crossed chemistry off their list of potential majors in that instant.