Here are some one liners...
The Fire Hose is Invented -- What were they doing BEFORE? They had this wash tub thing with a crank that you had to move up next to the fire. It was horrifying and dangerous.
The First Military Martinet is Killed by 'Friendly Fire' -- John Martinet sets up drill instructions for the French troops but he is ridiculed by the English so his name becomes an insult.
This New Medicine is a Toss-Up -- A root extract becomes a way to induce vomiting.