In article ,
Brian Lawrence writes:
On 14/02/2014 20:14, John Hall wrote:

Anybody know what, if anything, R3 and R5 mean?

Red warning - related to predicted Volcano & Earthquake activity.
R1 is low, R5 is maximum.

Thanks.

Possibly developed by Piers.

Sounds like he and Weatherlawyer might be on the same wavelength!

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--
John Hall "He crams with cans of poisoned meat
The subjects of the King,
And when they die by thousands G.K.Chesterton:
Why, he laughs like anything." from "Song Against Grocers"