My Gas-Vap oxcilic vaporizer arrived from England. It took 2 months but I'm happy. I'm testing for mites with my new test kit for with my alcohol wash first according to Trevor's
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Oxalic Acid Gas Vap - $40 (Waynesboro) | Garden Items For Sale | Chambersburg, PA | Shoppok
Erfahrungen/Meinungen GAS VAP Oxalsäureverdampfer | Bienenforum.com
Building An Oxalic Acid Gas Vap (Vaporizer) - YouTube