17-04-2019, 11:48 AM
Would ordinary balloon gas helium be adequate? Readily available without cylinder rental, it's a lot cheaper than the good stuff.
www.borinsky.co.uk Jeffrey Borinsky www.becg.tv
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Spark Chambers
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Spark Chambers - by Doodlebug - 17-04-2019, 11:13 AM
RE: Spark Chambers - by ppppenguin - 17-04-2019, 11:48 AM
RE: Spark Chambers - by ppppenguin - 17-04-2019, 02:26 PM
RE: Spark Chambers - by Ed_Dinning - 17-04-2019, 07:08 PM
RE: Spark Chambers - by Doodlebug - 18-04-2019, 05:48 AM
RE: Spark Chambers - by ppppenguin - 18-04-2019, 06:32 AM
RE: Spark Chambers - by Doodlebug - 18-04-2019, 09:59 AM
RE: Spark Chambers - by Doodlebug - 27-04-2019, 11:07 AM
RE: Spark Chambers - by Doodlebug - 30-04-2019, 12:34 PM
RE: Spark Chambers - by Doodlebug - 02-05-2019, 11:29 AM
RE: Spark Chambers - by Doodlebug - 03-05-2019, 07:14 AM
RE: Spark Chambers - by Doodlebug - 05-05-2019, 09:18 AM
RE: Spark Chambers - by Ed_Dinning - 05-05-2019, 06:52 PM
RE: Spark Chambers - by Doodlebug - 05-05-2019, 07:13 PM
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