It is a problem. If the fans don't work, the engine will overheat when you are in slow or stopped traffic. This could simply be a fuse (check under the bonnet beside the battery for the fuse box -...
lot of plagues and their aqueducts (sort of like pipes) were made of lead. The people drank the water with led in it and got lead poisoning. They went insane. Some insane people were elected emperor...