When was nitroglycerin invented?

When was nitroglycerin invented?

The Italian chemist Ascanio Sobrero first made nitroglycerin in 1847, by adding glycerol to a mixture of concentrated nitric and sulfuric acids. Sobrero’s face was badly scarred due to an explosion in the 1840s.

Who was in the second triumvirate?

The Second Triumvirate is the name historians give to the official political alliance of Octavius (later known as Augustus), Marcus Aemilius Lepidus, and Mark Antony, formed on 26 November 43 BC with the enactment of the Lex Titia, the adoption of which marked the end of the Roman Republic.

What does H&M stand for?

This is one of the random facts you’ve probably never thought about before. The clothing retail shop was originally called Hennes—Swedish for “hers”—before acquiring the hunting and fishing equipment brand Mauritz Widforss. Eventually, Hennes & Mauritz was shortened to H&M.

What does the word Yosemite mean?

“Yosemite” is derived from a Southern Miwok word “Yehemite”, which translates to “Some among them are killers,” which is believed to be how Mariposa-area native peoples referred to the people who lived in Yosemite Valley.

What conditions are needed for a grasshopper to hop?

A grasshopper needs a minimum temperature of 62 * F in order to be able to hop.

What is a flapper?

Flappers were a “new breed” of young Western women in the 1920s who wore short skirts, bobbed their hair, listened to jazz, and flaunted their disdain for what was then considered acceptable behavior.

Are noodles a type of pasta?

Spaghetti and fettuccine are both noodles and pasta. Rice noodles like ramen are noodles but not pasta. All noodles are pasta, all pastas are not noodles.

How much does a cloud weigh?

According to scientists, the weight of the average cumulus cloud is 1.1 million pounds! Think about that for a moment. This means that at any given moment, there are millions of pounds of water floating above your head. That’s the equivalent of 100 elephants.