It was first used in 1952
1928
i assume you mean first used. in 1927 at Bellevue hospital in NYC used by polio survivors..
The machine was invented by Philip Drinker and Louis Agassiz ShawPhilip Drinker was an industrial hygiene who invented the first widely used iron lung in 1928 with Louis Agassiz Shaw.
dying painfully
the hittites who were part of the assyrians
Most of the time they are partially made of iron
the first metal that was made was iron
Iron
Hittites
the phrase of "an iron curtain has come down" was first coined by sir Winston Churchill
First, L2English. Second, yes, the iron in metal is the same iron in meat. Iron is used in the blood to transport oxygen.