Since getting my own *Blink* Security System and ...obtaining the *Disposable* Lithium Batteries with an Extended Life instead of having to use an External Power Supply or Standard Batteries that DIE before their time... THESE ARE Pretty Durable and very appropriate for THIS Application. However... after watching
THIS Video... I've got to come up with a safer way of disposing them once they DIE besides just tossing them into the Trash:
...and again ...from around 00:10:24 into THIS Video:
This Document from Stanford University is a Good Reference for the major safety concerns involving all Alkali Metals and the suggested methods for keeping them safe or when handling them:
ehs.stanford.edu