A California start-up called Savor is making butter from carbon dioxide instead of animal fat. According to the company, the process starts with a source of carbon—like carbon dioxide pulled from the air—and they then “use a little bit of heat and hydrogen to form chains which are then blended with oxygen from air to make the fats & oils we know, love and drool over.”
Bill Gates is an investor and he was impressed. “I couldn’t believe I wasn’t eating real butter,” he recently wrote. (That almost sounds like a great product name! Oh wait….
A team of researchers, including Alexander, published a report in the journal Nature Sustainability in December, exploring the possibility of food production without agriculture.
https://boingboing.net/2024/07/17/butter-made-from-carbon-dioxide-instead-of-animal-fat.html
h/t Coastie Patriot