I have a co2doctor[0,1] kit, a 20lb capacity tank from amazon (bought new - you can get them used but then you don't know where they've been or how clean they a

I have a co2doctor[0,1] kit, a 20lb capacity tank from amazon (bought new - you can get them used but then you don't know where they've been or how clean they are...) and filled it for about $30 at Carbonic Service[2] in Santa Clara. 0. http://co2doctor.com/ http://co2doctor.com/ (site down at the time this comment was posted) 1. http://www.ebay.com/sch/co2doctor/m.html?_nkw=&_armrs=1&_ipg=&_from= http://www.ebay.com/sch/co2doctor/m.html?_nkw=&_armrs=1&_ipg... 2. http://www.yelp.com/biz/carbonic-service-santa-clara http://www.yelp.com/biz/carbonic-service-santa-clara