Companies research and manufacture odor-elimination products cluster along Interstate 95 between Philadelphia and Newark.

This article with “scent scientists” reminded me of my Unilever days on Lux with their master perfumers…

Like the author, I didn’t realise though that factories for cheap deodorant would be

“produced by workers who require no advanced education, […] in the U.S.”

Turns out that

“I’m in the center of all the innovation. It’s all happening here in New Jersey.” says the CEO.

Michael Porter, a professor at Harvard Business School, applied the term “cluster” to phenomena like the stink highway:

agglomerations of businesses that find it profitable to stay close to one another.

https://www.newyorker.com/magazine/2017/04/24/the-economic-lessons-of-the-stink-highway