> gunpowder, noodles, hot-air balloons, steam engine Your examples are flawed. Gunpowder was known and used for centuries at that point. Hot air balloons were

> gunpowder, noodles, hot-air balloons, steam engine Your examples are flawed. Gunpowder was known and used for centuries at that point. Hot air balloons were invented in France in the 17 hundreds. Steam engines were invented in Britain. You might have something on noodles, but it’s a minor thing.