Commander Kinsey wrote:
On Thu, 06 Feb 2020 21:07:40 -0000, Steve Walker
wrote:
On 06/02/2020 14:27, charles wrote:
In article op.0fkjut2bwdg98l@glass,
Commander Kinsey wrote:
Why do barometers have different centre readings? I thought 1000
mbar was average, as that's what barometers always used to have as
the central reading ("change"), but Wikipedia says it's 1013. I've
seen some newer ones with 1010 as the centre.

On mine it's 29.5 inches

Snap.

Are you one of those Merkins?

**** off Hucker.