Chloraethyl Dr. Henning in Case These are two cardboard boxes containing almost-empty glass jars with a clear liquid, Ethyl Chloride, also known as Chloraethyl Dr. Henning. Based on the information provided on the lid of the case and on the label on the jar, it is “Chloraethyl Dr. Henning 50g Aether chloratus DAB.6 Chemisch reines Aethylchlorid Ethyl chloride Absolutely chemically pure Cloruro de etilio Quimicamente puro Ether chlorhydrique Chimiquement pur Chloreto d’ethylo Chimicamente puro Ph. Austr. VIII., Belg. IV., Brit. 1948, Dan. 1933, Helv. V., Hisp. VIII., Hung. IV., Japon. V, Jug. 1933, Ned. V.: Port.1935, Suec.X., F.U.V., Franc.1908, Turk. Kod.1930 u. U.S.P.XI Made in Germany”. Each jar is wrapped with paper. Stains and signs of wear and tear are present. Ethyl Chloride is a gas that condenses under slight pressure and can be sprayed onto the skin. It has been used in surgery and continues to be used topically in sports medicine to alleviate local pain. 1925-1975