Many of these were financed by "Wildcat" banks.
Answer:
It was traded for other useful goods.
Explanation:
Salt was often a foreign, luxurious material not commonly found in European countries.
Answer:
Others fell off ladders, slipped on rocks, inhaled silica dust, or suffered from mercury, lead or arsenic poisoning. Many got sick from drinking dirty water and living too close together. Miners faced immediate dangers, as well as health problems that developed over time
Explanation: