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#1 Posted : 30 January 2008 09:08:00(UTC)
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Posted By Clare Gabriel Did anyone else - oh no how sad am I? - watch the One Show last night and see the work being done to repair the stain glass windows? Its an amazing project BUT - My worry was the lead smelting on the stained glass with NO EXTRACTION!!!! Shocking!! An it will be going on for 10 years!!!
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#2 Posted : 30 January 2008 09:32:00(UTC)
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Posted By Robert K Lewis And it has been happening for a millenium at least. I think though that the amount of fume will be very small when the job is properly done. Does not mean though that hygiene measures are not required after handling the lead. I think this is the real risk area. Bob
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#3 Posted : 30 January 2008 09:48:00(UTC)
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Posted By Tabs Daft question? ... Is it lead they are using?
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#4 Posted : 30 January 2008 10:05:00(UTC)
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Posted By Kevin Drew I didn't see the show but suspect it is classed as "low temperature melting of lead (below 500C)" as in plumbing, soldering etc. If that is the case then the ACoP supporting CLAW defines this as "Lead work where there is not liable to be significant exposure to lead". Kevin Drew
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#5 Posted : 30 January 2008 11:08:00(UTC)
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Posted By Ron Hunter Ah the "One Show". I usually take the opening jingle as a cue to get up and do something else. Nationwide - now there was a good after News magazine program! (Only kidding!) Having said that, it does seem that even the previously stolid and reliable BBC News has been "dumbed down" significantly over the last few years?
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#6 Posted : 30 January 2008 11:24:00(UTC)
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Posted By Robert K Lewis Has to be lead as it is a listed building. Bob
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#7 Posted : 30 January 2008 11:45:00(UTC)
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Posted By Paul Leadbetter The little I saw showed the lead being melted with a soldering iron (presumably thermostatically controlled) and so, as has already been said, the lead would be below 500 C and, thus, lead fume would be insignificant. Paul
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#8 Posted : 30 January 2008 11:53:00(UTC)
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Posted By Clare Gabriel PHEW!!! Would hate that they got lead poisoning during a 10 year accumulation - come on at least some OH monitoring.....!!!
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#9 Posted : 30 January 2008 13:10:00(UTC)
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Posted By Liesel Stained glass solder is usually 50/50 lead/tin and the lead cames are 100% lead. When you spot-solder the joints between the cames you try not to melt the cames too much(!) The soldering irons used these days (if you are up to date and use an electric one) are 100W-plus temperature controlled irons, in the days when I used to build stained galss panels and things for a hobby I seem to remember choosing a lower temp tip for lead-light work (copper foil work uses a higher temp iron for the long runs of solder). I also seem to recall that the fumes from the tallow rubbed on the joints as flux were a bit unpleasant, and I also recall always being told to work with gloves on and wash well after handling the cames.
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