aerophore

A thin-walled area of the roots of some plants growing in swampy conditions through which gasses are exchanged.

Aerophore pulmonaire; a respirator for use with neonates and small animals developed by French obstetrician Gairal in 1879.

A predecessor of the radio, invented by Rene Homer in the early 1900s for communication between ships.

A nineteenth-century device with breathing tubes used by miners and workmen in areas that contain toxic fumes.

A predecessor of the aqualung, invented by Benoit Rouquayrol and Auguste Denayrouze 1865