He is sometimes credited with the addition of the glass chimney to the lamp.
From the en.wikipedia.org
The wick is lit, and then the chimney and gallery is placed back on the lamp.
From the en.wikipedia.org
He was interested in better lighting and, also in 1783, he improved on the Argand lamp by adding a glass chimney.
From the en.wikipedia.org
Then lift the glass chimney off the lamp, turn up the wick slightly, and light the wick with a match or butane lighter.
From the en.wikipedia.org
To extinguish the lamp, turn down the flame and then blow across the chimney to put out the flame.
From the en.wikipedia.org
If it smokes, turn the wick down a little, and then put the glass chimney back on the lamp and turn up the wick to a low flame.
From the en.wikipedia.org
The burner is equipped with a tall glass chimney, of around 12 inches tall or taller, to provide the powerful draft this lamp requires to burn properly.
From the en.wikipedia.org
Allow the lamp to warm up for a few minutes before turning the lamp up to full brightness, as turning up the flame too soon can crack a cold chimney.