Teacher: what is the scientific formula for water?
SHB: h.i.j.k.l.m.n.o.
Teacher: nonsense! how did you derive that?
SHB: auntie, it is H to O (h2o)!
SHB: h.i.j.k.l.m.n.o.
Teacher: nonsense! how did you derive that?
SHB: auntie, it is H to O (h2o)!