Last time I looked into it end-to-end, it seemed like a NiMH cell would need to be reused like 500 times in order for it to actually be an improvement for the e

Last time I looked into it end-to-end, it seemed like a NiMH cell would need to be reused like 500 times in order for it to actually be an improvement for the environment over one-time-use alkaline. NiMH is better than NiCd but still relatively nasty.