This article DIY CO2 Indicator With Light Bulb is published by Kyle on Thursday, 7 November 2013. Hopefully the post benefits everyone. Thank you for your visit, Kindly leave your valuable comment(s). There is 3 comment(s): in this post DIY CO2 Indicator With Light Bulb
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how to make it crystal clear like the image on the right?
ReplyDeletePour hot water in it
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ReplyDelete