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NNTP-Posting-Date: Wed, 14 Nov 2012 18:42:24 -0600
Subject: Re: Changing a lamp safely
Newsgroups: uk.d-i-y
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Date: Thu, 15 Nov 2012 00:42:11 -0000
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From: "Lieutenant Scott" <n...@spam.com>
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On Wed, 14 Nov 2012 22:03:17 -0000, John Williamson <johnwilliam...@btinternet.com> wrote:

> Lieutenant Scott wrote:
>> On Wed, 14 Nov 2012 21:40:13 -0000, John Williamson
>> <johnwilliam...@btinternet.com> wrote:
>>
>>> Lieutenant Scott wrote:
>>>> On Wed, 14 Nov 2012 21:16:51 -0000, John Williamson
>>>
>>>>> It was by the normal standards of the day. Normal bore central heating
>>>>> was about 2 inches diameter and circulation was ensured by convection.
>>>>
>>>> No pump?
>>>>
>>> That's what circulation by convection normally means, yes.
>>
>> I thought maybe you meant assisted by convection.
>>
>> That sounds a good idea, 1 less pump to go wrong.  I assume it wasn't so
>> effective at getting the water round quickly.
>>
> Hence the large pipe bore. The problem was that it made it a right b1tch

A b1tch?  Are we in America?

> to fit in most homes, so central heating was the exclusive preserve of
> the rich and premises such as hospitals and schools.

I've seen such huge pipes in old commercial buildings.  I had always assumed the big pipes were because it was a big place with lots of radiators to feed.

-- 
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While taking down the vitals for a soon-to-be mom, I asked how much she weighed.
"I really don't know," she said.
"Well, more or less," I prompted.
"More, I guess," she answered sadly.