The year 1815 in science and technology included many events, some of which are listed here. Wikimedia Commons has media related to: Science For the scientific journal named Science, see Science (journal). ... To meet Wikipedias quality standards, this article or section may require cleanup. ...

Technology

• Dental floss is invented by Levi Spear Parmly
• Davy lamp invented by Humphry Davy

Dental floss is a bundle of thin nylon filaments or a plastic (ePTFE or UHMWPE) ribbon used to remove food and plaque from teeth. ... The Davy lamp is a safety lamp devised in 1815 by Humphry Davy. ... Sir Humphry Davy. ...

Geology

• April 5 - Volcanic eruption of Mount Tambora on the Indonesian island of Sumbava. About 92,000 people die as a direct consequence of this disaster, the largest volcanic eruption in recorded history. The eruption sends so much volcanic ash into the atmosphere that weather patterns around the world are altered, causing the following year to be nicknamed the "Year Without A Summer"

April 5 is the 95th day of the year in the Gregorian calendar (96th in leap years). ... Mount Tambora is a stratovolcano on the Indonesian island of Sumbawa. ... The Year Without a Summer, also known as the Poverty Year and Eighteen hundred and froze to death was 1816, in which severe summer climate abnormalities destroyed crops in Northern Europe and the American Northeast. ...

Awards

• Copley Medal: David Brewster

The Copley Medal is a scientific award for work in any field of science, the highest award granted by the Royal Society of London. ... David Brewster Sir David Brewster, (December 11, 1781 – February 10, 1868) was a Scottish scientist. ...

Births

• October 31 - Karl Weierstraß, mathematician († 1897)

October 31 is the 304th day of the year (305th in leap years) in the Gregorian Calendar, with 61 days remaining, as the final day of October. ... Karl Theodor Wilhelm Weierstrass (Weierstraß) (October 31, 1815 – February 19, 1897) was a German mathematician who is often cited as the father of modern analysis. He was born in Ostenfelde, Westphalia (today Germany) and died in Berlin, Germany. ... See also: Other events of 1897 List of years in science . ...

Deaths