Tom Greenhill

speaker

147 appearances 1 recordings 1 series first heard Jul 2026 last heard 17 Jul

Tom Greenhill’s voice in public audio — every appearance, attributed to the second.

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Recordings per month over the last 12 months — 1 in all, peaking in Jul 2026 with 1.

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Today in Focus · How to keep cool · 17 Jul 2026 podcast

It gives a really robust layer.

Now, this is a pretty wild idea.

It's not for everyone.

It's been tested in a laboratory.

It achieved a three and a half degree temperature difference.

So, you know, that is significant.

If I gave you the roller and I got you a piece of glass and I got you to do it, you would see the moisture in the yogurt evaporate in front of your eyes.

You could smell it.

And after a few seconds, it doesn't smell.

And it works.

So what's really important is that in a heatwave, you don't just want to open your windows.

You have to do it quite strategically.

So it's really important to only open your windows when it is cooler outside than in.

So you're only letting cool air in.

So you have to be quite strategic.

Do you want to get a thermometer?

Do you want to just do it by feeling?

But it's really important so that you wait until the evening and the temperature drops to then open your windows.

So it's

if you're opening up the windows and you can feel the airflow and you can see which way it's going stick a fan in one direction and help boost it so when it is night time and you've got the cool air coming in like try and boost it as much as you can and that can just be done with a simple desk fan and what about when it comes to air conditioning and the discussion around heat pumps which most people assume are about heating how does that look in a future uk that is getting hotter and hotter

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