Recent content by Jeff AU

I should probably point out - My experience is with sealed NI-CD, The ones I've bought are strings of 4 - 6 D sized batteries joined together with heat shrink and nickel strips in 4.8 - 7.2 volt packs for emergency lighting. With the large unsealed cells you're looking at in the picture, you...

NI-CDs are definitely worthwhile if you can get them for next to nothing and if they have life left in them. They are not economical to manufacture for consumer use anymore and some places like EU, possibly US as well ban use in consumer products and EVs because of lack of disposal and recycling...

And it turns out I'm living in Graphene Valley so ideal place to start experimenting with these -safely. Just noticed my home town, Brisbane Australia has been mentioned twice on this forum as home of GMG (Graphene Manufacturing Group) as well as University of Queensland who are researching these.

My answer to this is why wait? I've not been a fan of trying to build or mess with internal components of batteries during the lithium age, due to obvious safety concerns, but with aluminium ion, although you still need to know what your doing, particularly when handling acid, and knowing what...

Will Prowse, those videos on youtube are amazing - and answered many questions Ive had on my mind by watching just a few - Thanks

Sorry if this is not relevant for US - But Im guessing Aldi US sell the same Workzone/gardenline power tools from time to time with similar priced 18 - 20V 4AH xfinity batteries (or possibly branded differently. Ive bought the 4AH battery packs for between $25 and $40 Australian depending if its...