How did mass production change the roles in the workplace? Select one: a. The work once done by apprentices was now done only by skilled craftsmen. b. The work once done by skilled workers was now done by machines and unskilled workers. c. Skilled workers who could use machines were now in more demand than unskilled workers. d. Skilled workers now took on more unskilled workers as apprentices to learn their trades.
Place lids on jars, screw on rings and lower jars back into the pot of boiling water. The water should cover the jars; if not, add more. Boil jars for 10 minutes. Transfer jars to a folded towel and allow to cool for 12 hours; you should hear them making a pinging sound as they seal. 4. Test the seals by removing rings and lifting jars by the flat lid. If the lid releases, the seal has not formed.
Pack jars tightly with mushrooms, filling to 1.5cm from the rim. Add hot marinade to 1cm from the rim. Remove bubbles, check headspace is correct, wipe rims with damp paper towel and seal. Process jars in a boiling water canner for 20 minutes. Process in a boiling water bath canner for 20 minutes (start timer once water returns to a full boil). When time is up, turn heat off and rest jars in water for 5 minutes before placing onto a towel-covered bench overnight to cool. Next day: check for seals. Check jars have sealed before labelling and storing in a cool, dry and dark place for up to 12 months. Jar lids should not flex up or down when pressed.