A thermometer is a device that measures temperature or a temperature gradient (the degree of hotness or coldness of an object).
invented by Evangelista Torricelli
A barometer is a scientific instrument that is used to measure air pressure in…
invented by John Roebuck
The lead chamber process was an industrial method used to produce sulfuric acid…
invented by James Hargreaves
The spinning jenny is a multi-spindle spinning frame, and was one of the key…
invented by Bartolomeo Cristofori
The piano is an acoustic, keyboard and stringed musical instrument in which the…
Suggest an invention you think it should be here
Inventions that changed the world
Leave a Reply