The one I remember from school was phrased slightly differently (but same concept) :
Poor little Jimmy is lying on the floor, for what he thought was H2O was H2SO4
Just a geek, finding my way in the fediverse.
The one I remember from school was phrased slightly differently (but same concept) :
Poor little Jimmy is lying on the floor, for what he thought was H2O was H2SO4
Slashnet still exists and it’s fairly active depending on the channel. #xkcd was bumping last time I checked my client.