If you are purchasing a water bottle you want to make sure it doesnt have what chemical?

Sodium, because of the amount it can cause harm to the hypertensive, people suffering from renal and cardiovascular diseases ... Depending on the reservoir source, the pH can also vary, the water bottles need to identify the minerals and components for the consumer to be aware of what he's drinking

i believe it is sodium

answer: i would say the brain but it seem that you have a brain.

c would be the answer