Ascanio Sobrero synthesized nitroglycerin working under Théophile-Jules Pelouze
at the University of Turin.
Another student of Pelouze was Alfred Nobel.
“Better Living Through Chemistry” was a variation of the advertising slogan of the DuPont company
“Better Things for Better Living...Through Chemistry”
in order to circumvent trademark infringement.
Both were intended to promote the business of controlling the elements of everyday life for profit,
but the former was also adopted by popular culture as a euphemism for the pleasures of using drugs.
See also in The book of science:
Readings on wikipedia: