Improving food spray-drying with Tetra-Pak
Most milk powders you buy have been produced through spray drying. This means that the milk after some preprocessing is injected under high-pressure through a small hole into a warm room. Then almost instantly, the liquid evaporates leaving the powder. The final product now has a longer shelf life, lower transport weight and can be stored in room temperature. However it is a very energy consuming
https://www.combustionphysics.lu.se/article/improving-food-spray-drying-tetra-pak - 2025-10-17