Smell that smell! Perfume made from CO2 derived ethanol, poop pigments, cell-culture news and more: The Digest’s Top 8 Innovations for the week of October 27th

Perfume made out of thin air, well, made from ethanol derived from carbon dioxide anyway, is being made by a startup in New York. Poop pigment – a new pigment produced from sewage sludge in California. Cell-based breast milk startup getting investment from Bill Gates. And a cell cultured chocolate startup raised $4 million. A pretty exciting week in the bioeconomy.

In today’s Digest, from these cell, CO2 and sewage sludge innovations, and more.