Milk
For his defense, they do look suspiciously similar. I only hope he made this mistake only once, with his bowl of cereal, and not with the kids’ breakfast as well! I’m not as concerned about the laundry, although this might be the last time his wife allows him anywhere near the washing machine.
This photo makes you wonder how come those two bottles look so much alike, but then again, the answer is obvious: they never thought anyone could be so clueless as to confuse between the two! They shouldn’t even be stored at the same place in the house, which makes you wonder about the choices of this father.