The lead chamber process was an industrial method used to produce sulfuric acid in large quantities. It has been largely supplanted by the contact process.
invented by Hans Lippershey
telescope is an optical instrument using lenses, curved mirrors, or a…
invented by Evangelista Torricelli
A barometer is a scientific instrument that is used to measure air pressure in…
invented by Bartolomeo Cristofori
The piano is an acoustic, keyboard and stringed musical instrument in which the…
invented by James Hargreaves
The spinning jenny is a multi-spindle spinning frame, and was one of the key…
Suggest an invention you think it should be here
Inventions that changed the world
Leave a Reply