Learn what an essential oil is, various ways they can be used in the home, and the best combinations for different ailments.  You can also learn about safety precautions that should be considered when using these products. Grayson County Extension Agent Natalie Taul, will be the instructor for the class, which will be held on March 2, 2018 at 9:30 a.m. at the Grayson County Extension Office.  There is no charge to attend, but advanced registration is appreciated by calling the Extension Office at (270) 259-3492.