Sent by Andréa, who also kindly linked this Bernoulli explainer. (Which however doesn’t make the joke really clearer.)
Barney and Clyde have a whole series of these this month. They are obscure, but are they funny? Here’s another. The humor seems species-ous.
And then again there are some, like the most recent episode, which we would gleefully consign to an “Ooopses!” list if we didn’t have this post to use it in.
Let us pass over in silence the syllable count of guacamole, and get right to the point: why isn’t there superscripting? If there’s an excuse in “He’s supposed to be speaking these”, still they should be written correctly and trust the reader to vocalize them appropriately; or heck, even write out him saying “times ten to the twenty-third” and something like “inverse moles” or simply “units per mole”.