Content
@
0 reply
0 recast
0 reaction
Angelica š© āŖ
@angelica666
In 1530, Paracelsus, a Swiss physician, used a blacksmith's bellows by placing it in the mouth of a patient and pumping air, thereby delivering air to the lungs. Forrest Bird, an American aviator, invented the first modern artificial respirator called the Bird Mark 7 during World War II.
1 reply
0 recast
4 reactions
š š šø š¼ šš©H.Kh
@khademianhamid
Tank you so much š x 100
0 reply
0 recast
0 reaction
