Which early 20th century industrialist implemented a groundbreaking sustainability initiative by creating a closed-loop manufacturing system where waste materials were repurposed into new products?

Before modern environmentalism became mainstream, certain historical product innovations demonstrated remarkable sustainability principles. This trivia explores a groundbreaking early 20th century example of sustainable product development that was ahead of its time. Test your knowledge about historical product sustainability initiatives that shaped future environmental thinking in manufacturing.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Henry Ford, who used wood scraps from Model T crates to make charcoal briquettes (later becoming Kingsford Charcoal)
Thomas Edison, who recycled failed light bulb components into phonograph parts
John D. Rockefeller, who converted petroleum byproducts into paraffin wax for candles
Andrew Carnegie, who repurposed steel production slag for railroad track foundations