On Wed, 04 Jan 2017 21:04:15 -0000, wrote:

On Wed, 04 Jan 2017 17:58:12 -0000, "James Wilkinson Sword"
wrote:

Somebody in one of these two groups recently said that a concrete based house means you're earthed. Concrete is a bloody good insulator!

Not really true, particularly if it is damp

If your floor is damp all the way through, you have bigger problems.

Concrete floors are for garages, houses should have wood floors suspended above the ground. What century is the USA living in?

--
In 1839, the imperial Chinese commissioner Lin Zexu wrote a letter to Queen Victoria warning that, unless the British stopped supplying opium to China, he would cut off rhubarb supplies to Britain, killing everyone through mass constipation.