I'm with Volvo on this . . . good grief!
How much trouble does somebody want to go to, to maybe get $5 for 1 automotive battery?
Seems like the time spent is worth more than what you'll get
In my area, there are city-run facilities . . . part of department of sanitation, actually . . . which accept hazardous waste, including paint, electronic items, used engine oil, coolant, and other stuff, including automotive batteries