In many localities, including the one I am currently residing in, alkaline batteries are declared as safe domestic waste matter.
This has been the case since the use of mercury in 1996 was reduced.
Many battery manufacturers have already found a good alternative to mercury.
As you might already know, heavy metals like mercury have negative effects not just to the environment but also to a person’s health. In many locations worldwide, despite the control in use of mercury, disposal of batteries, especially leaked ones is regulated by a specific governing body.
They make sure that the batteries are not thrown together with domestic wastes.
Leaked batteries pose the most significant threat – so in order to avoid leaking electrochemical cells,
I make it a point to find the best AAAA battery holder now.