Bioprocess products classification

Add classification: 

<img width="383" height="590" alt="Image" src="https://github.com/user-attachments/assets/ee6bed27-febf-4189-a959-eef59aab96e7" />

source: Bioprocess Engineering Principles Book
https://www.sciencedirect.com/book/monograph/9780122208515/bioprocess-engineering-principles