A negative pressure ventilator, often referred to as an iron lung can be defined as a form of medical ventilator medical that enables a person to breathe when normal muscle control has been lost or the work of breathing exceeds the person's ability. The iron lung was replaced by respirators and nebulizers.
Are ploughs and fallow land still use today
not specific.
All generations from 1st to 4th are still in use today.
nothing
Pork, Beef and Mutton
yes, approximately thirty people in the U.S. still use them.
yes they use iron
Yes, shadufs are still in use today.
not unleas you use a wet to srighht flat iron
The 2 locks that are still in use today is the Poe and the MacArthur locks.!!
Are ploughs and fallow land still use today
not specific.
we still use chinese dragons
An iron lung is a large machine that enables a person to breathe when normal muscle control has been lost or the work of breathing exceeds the person's ability. An iron lung forces air in and out of the indiiduals lungs, thus providing artificial respiration.
It is used as a metal, and it is used in the coins we use today.
yes
All generations from 1st to 4th are still in use today.