DIY Aromatherapy: 40 Spring Essential Oil Blends for Diffuser This book, "DIY Aromatherapy: 40 Spring Essential Oil Blends for Diffuser", is a great read for any person wishing to create the spirit of spring at any time of the year. The season of spring emerges to find people who have been hiding from winter's biting cold, some already down with seasonal colds and others simply dull. It is, therefore, with joy that spring is embraced, with people...