The Industrial Revolution transformed economies that had been based on agriculture and handicrafts into economies based on large-scale industry, mechanized manufacturing, and the factory system. New machines, new power sources, and new ways of organizing work made existing industries more productive and efficient.
Congenital insensivity to pain or simply congenital analgesia is a condition when the patient doesn't feel any pain and temperature changes. Where "congenital" word refers to a disease that starts from birth