The mad chemist.

Sure. Brilliant chemist!

Meet our chemist, Harriet.

So as a chemist,

I am but a humble chemist.

As a chemist, you must understand.

Named after the Finnish chemist Johan Gadolin

And I'm dealing with the chemist definition.

But perhaps, for me as a chemist,

You should have been a chemist, Henri.

No, you shouldn't have been a chemist.

The young chemist decided to open a pharmacy.

And I think part of the reason she didn't want to build models was, she wasn't a chemist, whereas Pauling was a chemist.

'Dr Andrea Sella, a chemist from University College London,

You don't need to go to the chemist anymore.

He's not a chemist. He's a frustrated munitions maker.

The chemist accused of putting cyanide in his uncle's toothpaste.

Somebody said they'd seen her at a chemist in Troina...

Jean Marie Lehn (born September 30, 1939) is a French chemist.

This reaction is named after Erik Christian Clemmensen, a Danish chemist.

While a chemist will tell you that reduction is gaining electrons.

This is how I remember what I need as a chemist.

And that Rover will be more kind of like a chemist.

I can't help it. I was hired as a research chemist.

If you'd like, I can get the name of this chemist.

Milly, why would Jerry Webster be interested in a brilliant chemist?

Gas was invented in 1600 by a Dutch chemist called Van Helmont.

Gas was invented in 1600 by a Dutch chemist called van Helmont.

The other inventor, Louis Daguerre, was an artist and chemist in France.

And as a chemist, we're not used to profound questions every day.

James Batcheller Sumner (November 19, 1887 August 12, 1955) was an American chemist.

William Standish Knowles (June 1, 1917 June 13, 2012) was an American chemist.

Swiss chemist Tadeus Reichstein synthesised the vitamin for the first time in 1933.

Jaroslav Heyrovský () (December 20, 1890 March 27, 1967) was a Czech chemist and inventor.

Robert Burns Woodward (April 10, 1917 July 8, 1979) was an American organic chemist.

The modern process was developed in 1769 by the Swedish chemist Carl Wilhelm Scheele.

William Thomas Brande FRS (11 January 1788 11 February 1866) was an English chemist.

So, so far we talked a little bit about how a chemist views oxidation.

Now we saw in the last video that a chemist would say let me write it this way a chemist would say that oxidation means losing electrons, or not being able to hog them.

So as a chemist, I wanted to say, Hang on. What is going on here?

Richard Robert Ernst (born August 14, 1933) is a Swiss physical chemist and Nobel Laureate.

Paul Jozef Crutzen (born December 3, 1933) is a Dutch Nobel prize winning atmospheric chemist.

Paul Karl Maria Harteck (20 July 1902 22 January 1985) was a German physical chemist.

Paul Sabatier FRS ( 5 November 1854 14 August 1941) was a French chemist, born in Carcassonne.

Odd Hassel (17 May 1897 11 May 1981) was a Norwegian physical chemist and Nobel Laureate.