I'd like to know if soldering two wires directly on a
NiMh battery is considered as safe or not.
My fear is that battery would explode (right in my face) because of excessive heat caused by the
soldering iron. Other possibility would be the battery slowly inflating and then spreading toxic fumes (or corrosive materials) trough a hole (like a
capacitor under excessive voltage).
The battery I want to use is made of 10 units of 1.2V (thus generating