[LMB] OT: Terry Pratchett

brazee howard at brazee.net
Thu Sep 16 01:30:11 BST 2021

> On Sep 15, 2021, at 6:24 PM, Marc Wilson <marc.wilson at gmx.co.uk> wrote:
> Yes - and here at least, they've not been made of tarmac for decades, at
> least on major airports.  They're all reinforced concrete.
> And most "tarmac" on roads isn't strictly tarmac any more, more likely
> bitmec (made with bitumen rather than tar).

The “mac” was from John McAdam.   What's the “mec” from?

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