Sylvia RoseAug 214 min readUrine in Medieval Alchemy & MedicineIn the medieval world, urine is a surprisingly versatile body fluid with a wide range of applications beyond the obvious disposal...
Sylvia RoseAug 216 min readPhosphorus, Uroscopy & Power of PeeUrine has medical and practical applications though history. Renaissance alchemist Hennig Brand discovers phosphorus by boiling his...