Question

……………… age old, time tested furnaces still exist.​

Answer 1

Explanation:

Here's the explanation, "Those age old time tested furnaces still exist" means that the furnaces which we see today are really very old and have been tested many times by the time. Those furnaces have gone through many hard times but their fire is not yet extinguished.

Answer 2

This is the required answer .

Hope it helps..

Have a great day.