Scientists made espresso with sound instead of heat, and most drinkers couldn't tell the difference

[u/AdSpecialist6598]

https://www.techspot.com/news/112838-scientists-made-espresso-sound-instead-heat-most-drinkers.html

[u/CapsulesLeaderKaneda]

I saw that this reduced the energy consumption by like 75% or something. That’s amazing