The wool prevents 'the thing' from losing heat, i.e. it won't make a cold stone warm.
If wool is considered cloth, wool!
To keep ya warm
Yes.
they keep the sheep warm and they cut it and turn it into coat jersy but different colour
Wool can absolutely get wet. Of course, once it does it will be ruined but that wasn't your question.
Greece
Materials with high thermal resistance such as foam, wool, or fiberglass are commonly used as insulators to keep things warm. These materials trap heat and slow down its transfer, helping to maintain the desired temperature inside. Depending on the specific application, the best insulator may vary.
No. Wool clothing keeps you warm because it has air trapped between its fibers, which acts as insulation to keep your body heat from escaping.
In all probability, when these fibres were made into clothing designed to keep bodies warm: yes.
Things which keep warm things warm and cold things cold are referred to as insulators.
Mother Nature invented wool as a fleece to keep some animals warm: the fleece grows from their skin.
to keep themselves warm