Have you read the manual on treating hydrofluoric acid burns? Recommended if you want to completely lose your appetite, especially the fingernails part. https:

Have you read the manual on treating hydrofluoric acid burns? Recommended if you want to completely lose your appetite, especially the fingernails part. https://www.honeywell-hfacid.com/document/hf-medical-book/?download=1 https://www.honeywell-hfacid.com/document/hf-medical-book/?d...