I have no idea. I would give the store a call and ask to speak with an employee who knows the protocols for that kind of waste as it is considered hazmat.
Yes, they take all batteries. There might be a small charge for the disposal.
It is a small fish, do not think so. Call them!!
I agree with Julia. You can also try Lowes I don't know if they take only dry cell batteries. I'm not sure
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