On May 19, 2018, Robert E. Plapinger, a member of the Royal Society of Chemists and Emeritus member of the American Chemical Society, beloved husband of Joan Plapinger (nee Haase); loving father of Barbara (Mark) Stromberg, Jane Plapinger (Naif Ahmed) and Laurie (Harry) Thompson; adored brother of the late Ralph Plapinger; cherished grandfather of Jeffrey (Christina) Stromberg, Michael (Leah) Stromberg, Jackie (Jordan) Gouline, David Plapinger, Julie Thompson and Jake Thompson; loving great-grandfather of Benjamin Stromberg, Jessa Stromberg and Lexi Gouline; devoted son of the late Julia and Louis Plapinger. Services at SOL LEVINSON & BROS., INC., 8900 Reisterstown Road, at Mount Wilson Lane, on Wednesday, May 23, at 11 a.m. Interment at Baltimore Hebrew Cemetery, Berrymans Lane. Please omit flowers. Contributions in his memory may be sent to DAV – Disabled American Veterans, P.O. Box 14301, Cincinnati, OH 45250-0301 or City College of New York, 160 Convent Ave., New York, NY 10031. In mourning at 6401 Enchanted Solitude Place, Columbia, MD 21044, Wednesday only with a service at 7 p.m.