Dr. Delmar Dean Del Krehbiel Ph.D., 86, died March 20, 2011 in Irving, Texas. He was born June 7, 1924 in Pretty Prairie, Kansas to Peter Paul and Hilda Albrecht Krehbiel. He is predeceased by his parents, sisters Glenna Krehbiel and Verna Krehbiel Schmidt. He is survived by his wife of 57 years, Sigrid Kaplaneck Krehbiel; his son, Roger Lee Krehbiel of Irving; his daughter June Kay Krehbiel Hester, and her husband Philip of Carrollton, Texas; 2 brothers Roy Krehbiel and wife Marie McCullum Krehbiel of Wichita, Kansas, and Jim Krehbiel of Haven, Kansas; and many cousins, nieces and nephews. Del graduated from Pretty Prairie High School in Kansas in 1941 and from Bethel College in North Newton, Kansas in 1948 with a Bachelor of Arts degree. He received his Ph.D. in Organic Chemistry in 1954 in Columbus, Ohio where he was a member of the Honorary Chemical Society Phi Lambda Upsilon. On December 31,1953, Del married Sigrid Kaplaneck from Berlin, Germany and they moved to Crownpoint, Indiana in June of 1954 where he worked as a research chemist for Standard Oil of Indiana. In 1955 he was transferred to Pan American Petroleum Corp. in Tulsa, Oklahoma. In 1960 Delmar joined the research team at Continental Oil Company in Ponca City, Oklahoma and co-authored nineteen U.S. Patents. He was a member of the First Presbyterian Church, active as choir member, Sunday School teacher and Webelos leader. In October of 1972, Delmar took on the duties of an Industrial Hygienist with the U.S. Labor Department in Lubbock, Texas. His supervisory position brought the family to Irving, Texas in 1977. In 1989 Delmar transferred to the Regional Office as Regional Industrial Hygienist from which post he retired in 1995. He was a member of the American Chemical Society, the American Hygienist Association, the American Conference of Industrial Hygienists and the American Society of Safety Engineers. Delmar served three years in Civilian Public Service 1948-1951. Has been a strong supporter and contributor to many causes: Bethel College, Mennonite Central Committee, Heifer International, World Neighbors, Doctors without Borders, International Rescue Mission, the Carter Center, Habitat for Humanity, Parkland Hospital Auxiliary, Cystic Fibrosis Foundation, Amnesty International, Care, The Smile Train, Operation Smile, Crystal Cathedral, Alzheimer Association and the Wheelchair Foundation. During his retirement he served the Irving Community in various capacities. Memorials may be made to the donors favorite charity. Sigrid would like to thank Lion Hospice for their care, comfort, and peace they provided as Del made his Journey to the Light. In particular she would like to mention Kathryn Cyr, Kevin Moore, Joanne Pryor-Carter, and her compassionate nurses Nancy Averil, Sandra Martens, and Rae Denton.