Re: Mystery as 'sonic boom' noise shakes homes in south west
https://twitter.com/i/status/1373291683635400708 (video with sound (level meter on right))Re: Mystery as 'sonic boom' noise shakes homes in south west
Didn't hear anything in my little corner of Zumerzet, but then I did have a bench grinder going around that time, plus I was wearing lug-plugs.
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