1.
a machine used in hospitals to maintain breathing for patients unable to breathe unaided
2.
a device placed over the nose and mouth to filter out noxious particles and fumes from inhaled air or to warm chilled air before it is inhaled
3.
a machine used in hospitals for helping people who cannot breathe on their own
4.
an object covering your nose and mouth that helps you to breathe when you are in a place that is full of smoke or gas
1.
a machine used in hospitals to maintain breathing for patients unable to breathe unaided
2.
a device placed over the nose and mouth to filter out noxious particles and fumes from inhaled air or to warm chilled air before it is inhaled
3.
a machine used in hospitals for helping people who cannot breathe on their own
4.
an object covering your nose and mouth that helps you to breathe when you are in a place that is full of smoke or gas