For context, the post I'm referring to is a map of Africa with subsaharia Africa in deep green, Sudan in light green and north Africa was white or some other color. The poster was claiming nothing had ever been invented in the green zone. My comment was gonna be this:
Antiseptics before Europeans.
Iron Smelting Not the first to discover it, but recent evidence show it was invented independently.
Some modern Archtecture taking inspiration from Sudano-Sahelian features such as a roof shape favoring natural ventilation. And since I just transitioned to recent inventions, there's the Cardio Pad, invented in Cameroon, to help diagnose cardiovascular disease.
I ran into exactly the same thing:
My response to illustrate how it was wrong, for the young and unaware who can get suckered into the "just asking questions" alt-right neo-fasc pipeline, included:
Various metallurgical and mining techniques. Medical techniques both ancient and new. A new type of syringe. Varieties of boats. Dolosse Blocks. Coffee as a drink.