Human advancements in metallurgy increase the hardness of steel which results in the 'ripple' water-like effect across the surfaces and make steel weapons a valuable commodity.
Keeping random facts straight in my mind by using the tools available.
While organizing a calendar there is now only a Before Nictus Calendar (BNC) and after (NC).
Once humans had settled on how to measure the passing of time, the common era was tracked with the Nictus Calendar (NC).
The 'cotton gin' is invented and patented by a farmer living near Etude.