Isobutyl alcohol and acetic acid, when they meet, it is like the intersection of yin and yang in heaven and earth. Isobutyl alcohol is warm in nature and alcoholic in quality, and acetic acid is sour in taste and strong in nature.

If you want to combine the two, you need to choose a good time and prepare refined utensils. First put isobutyl alcohol in the kettle, slow down the temperature of the fire, and wait for it to boil slightly, like the warmth of spring water. Gradually pour acetic acid into the kettle. At this time, the kettle is like a wind and clouds meeting, and the air is effervescent, and its sound is murmuring.

Use a fan to flick it lightly, so that the air can circulate, and it should not be closed. During this period, the control of the fire is the key. If the fire is fierce, the quality will change, and if the fire is weak, the work will be delayed. After a

Then it is filtered through a fine sieve, removing its dross and leaving its essence. The resulting product is clear and fragrant, and can be used for all kinds of purposes, or used as medicine, or as the basis for other prescriptions. It is very powerful.