The Chinese invented fireworks but failed to apply it to military use. The Chinese also discovered magnetism but used it only in the first compass. Today, magnetism is applied in credit cards, computers, rice cookers, fridge magnets and much more.
The Chinese invented fireworks but failed to apply it to military use. The Chinese also discovered magnetism but used it only in the first compass. Today, magnetism is applied in credit cards, computers, rice cookers, fridge magnets and much more.