For those who use these little cartridges, you know how quickly the price can add up. [steve] takes us through the process of adding a valve to a spent cartridge so it can be refilled. Over all, it ...
I tend to go through a lot of cans of air duster when cleaning computers, optical media, etc. The cheapest I can find are the Fellowes 'Air Duster' (1,1,1,2-Tetraflouroethane) for about $5 at Wal-Mart ...
Light and inconspicuous way to carry extra cartridges, but seems a bit unnecessary and doesn't fit well on extra-large-diameter frame tubes Genuine Innovations' Cartridge Cross conveniently stores up ...
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