Lead acid can be recycled "well", but a problem is that it must be recycled, being toxic, a fire hazard, and even possibly a toxic fire hazard when handled wron

Lead acid can be recycled "well", but a problem is that it must be recycled, being toxic, a fire hazard, and even possibly a toxic fire hazard when handled wrong. (Sometimes even when handled right.) That seems like a good reason to avoid lead acid batteries in home appliances, personally.