Hands-Only CPR An informal, upbeat class where participants will learn the three simple steps of hands-only CPR without using mouth-to-mouth ventilations. An overview of an automated external defibrillator (AED) will be presented. Offered by the Howard County Department of Fire and Rescue Services. Drop-ins welcome. 10:30-11:30 a.m. Free. HCLS Miller Branch Library, 9421 Frederick Road, Ellicott City. hcdfrs.org; 410-313-1950.