CHAP. III.
Anther secret Fire of Philosophers, by which all venemous and fœtid Vegetable, Animal, and Mineral Subjects, may be changed and prepared into a most efficacious Medicine.
Rectifie Spirit of Wine so perfectly well from all Phlegm, as it will all burn away. For this way you will have a secret Fire, by help of which you will be able to effect wonders in Medicine.