41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
310661
26490
2
Create a timeline
Public Timelines
For organizations
For companies
For educational institutions
For teachers
For students
Dashboard
For educational institutions
For teachers
For students
Dashboard
FAQ
Close
Create a timeline
Public timelines
FAQ
About & Feedback
Terms
Privacy
FAQ
Support 24/7
Dashboard
Get premium
Donate
aug 18, 1774 - Joseph Priestley Heated mercuric oxide and described observations as "dephlogisticated air" Observations built a foundation for the discovery of oxygen
Added to timeline:
Dudes that did things
By
Molly
19 Nov 2017
0
0
429
Date:
aug 18, 1774
Now
~ 252 years ago
Images:
About & Feedback
Terms
Privacy
FAQ
Support 24/7
Dashboard
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL