[Online] Free course text ② Essential oil with insect repellent effect

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 second time, it will be the text of "essential oil with insect repellent effect"
If you want to participate in "Essential oil with insect repellent effect", please register as a general user and download the text.