If I am correct it is "Courage"
if it is right, there is no need to thank me.
It impacted society and transformed the working of government and industry
People thought that an alien invasion was happening
The correct answer is Potatoes
A fungible good is that which can be interchanged with other
individual goods of the same type. Goods possessing this fungibility property
simplify the exchange and trade processes, as interchangeability assumes
everyone values all goods of that class the same.