[Text] Free course vol5. Why shouldn't we use ethanol for medical aroma?

Why shouldn't I use ethanol for medical aroma?

◎ Lecture date
Please check from "Multiple Participation Seminars / Events".

It is a 30-60 minute course.
Please select the course you want to take from 10 times.
You do not have to receive it from ①.
It is free even if you take all 10 times.
Please download the text from "See details" below.