Natsu with Lisanna, watching over their Dragon Egg. One day, Natsu found an egg in the forest east of Magnolia. Thinking it to be a Dragon Egg, Natsu took it to the guild and asked Makarov to make it hatch, but Makarov and Erza told him that he was the only one that could make the egg hatch; through love and care.
1 As a Decompression Chamberâ This is a hyperbaric chamber used by surface-supplied divers (commercial divers mostly) to make their decompression stops.  As Recompression chamberâ A hyperbaric chamber is used to treat or prevent patients suffering from decompression sickness.
A plenum chamber is a chamber that operates at a positive pressure  and is filled with fluid or air. It is used to increase air flow in  enclosed spaces. The positive pressu â¦ re draws air from the space  into channels, which causes air movement.he pumping chambers are the lower two chambers, the ventricles. The right ventricle pumps blood to the lungs, and the left ventricle pumps blood to the body through the aorta â¦ . The ventricles are the pumping chambers'.