[Online] Free course text ⑤ Why shouldn't ethanol be used in medical aroma?

We have created 10 types of "ZOOM Enlightenment / Dissemination Free Course Textbooks" that can be used by instructors.
Considering that member instructors can use ZOOM to give free lectures and improve their instructor skills,
The association made a textbook.
It is 10 times in total.
The fifth time, it will be the text "Why shouldn't you use ethanol for medical aroma?"
"Why shouldn't you use ethanol for medical aroma? Please register as a general user and download the text.