Did you know that you can recharge alkaline batteries? Well, they're not perfect. You'll need something to put your charging battery on. If, by chance, it should .
Since an alkaline battery is normally sealed, very high pressures can be created within it. This can. Higher risk of leakage when charging and while in use.
The answer is no. NiMH chargers send much more charge through the battery than those designed for alkalines, which could cause your .
The final possibility is that the older NiCd charger is a rapid charger that will charge NiMH batteries but will not have the necessary circuitry to stop the charge cycle once the NiMH batteries are fully charged. If the NiCd charger is designed to charge batteries in less than two hours it may be this type.