Following is a cost benefit analysis regarding the removal of arsenic (a poison) in water. Consider the costs and benefits , choose a side , and explain why you chose the side that you did . Costs: this requires a vast array treatment technology with detailed specifications it will cost companies $60-700 million dollars to implement the changes. The companies will raise the price of their product drastically to counteract their expenses , making everyday items more expensive for you. Benefits : millions of dollars will be saved on potential health problems. Associated bladder and lung cancer instances will drop. This will lower the environmental impact of arsenic on the ecosystem .