️ Complete the following sentence: As a result of the Industrial Revolution, the sauna evolved to use a metal woodstove, or "kiuas", with a chimney. Air temperatures averaged around but sometimes exceeded in a traditional Finnish sauna. When the Finns migrated to other areas of the globe they brought their sauna designs and traditions with them.<unk> When the Finns migrated to other areas of the globe they brought their sauna designs and traditions with them. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk>
Soviet-Finnish front of WWII, where they fought on the same side. Saunas were so important to Finnish soldiers that they built saunas not only in mobile tents but even in bunkers. After the war, the German soldiers brought the habit back to Germany and Austria, where it became popular in the second half of the 20th century.<unk> After the war, the German soldiers brought the habit back to Germany and Austria, where it became popular in the second half of the 20th century. •••••••••••••••••••••••••••••••••••••••••••••••••••••••••••