33
/it/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
3454819
312972
2
Public Timelines
FAQ Ricevere il Premium

1 gen 1803 anni - Osmium is discovered by Smithson Tennant

Descrizione:

It was discovered when a British chemist was dissolving platinum ore with aqua regia and a black residue remained after

Aggiunto al nastro di tempo:

30 ott 2019
0
0
194

Data:

1 gen 1803 anni
Adesso
~ 222 years ago