PRIVACY ACT MATERIAL REMOVED 4 7 1. There were no losses from Laboratory fires during thie report period. 2. A near serious accident occurred on November 27 when . By CMR-4, received first and second degree burns to the left side of his face and both arms when a hydrogen-air mixture ignited unexpectedly. ; was using the Y-Building mass spectrometer to analyze Hp - Tg mixtures. Previously a practice run not involving T, but using Ha in order to check the procedure was held. On the day of the accident, a successful run had been completed and the second run was nearly completed. The flash is believed to have occurred when the He air mixtures reached various ignition points within the spectrometer. Fire was limited to two pages of a notebook which was lying on the desk of the spectrometer. D, . MotorVehicle Accidents; . gan. } to Dec, 1, 1954 Miles Driven Number of Accidents Rate (Accidents per 100,000 Miles) Total Cost Accident Cost per 100,000 Miles 2953 1,541,032 1,732,599 $3,912.56 $ §252.00 $1,596.00 $ 92.00 22. 1.43 "* 36 2.08 There were four motor vehicle accidents involving Latoratory personnel during this report period. Two were backing accidents and the other two oc- curred when parked vehicles rolled driverless into fixed object E.. ee ficatie changed to General Remarks: 1. Ate cyau.horaty ae : ‘abe Te The Safety Office hag, been workifewifeth -* (Lerson autsoriaing tablishing rules for the machining of zirconium. Change i claess A. > Lh eA ~ z S- at! 2. The Sefety Office, on dsupaksticn pergeaging,thechante,onefeial respiration demonstrations to J-Division's electronics personnel who will be involved with test operations. 3. H-3 and AEC Industrial Waste Section are currently vorking out the safe disposal of cyanide solutions. Twenty-five gallons of potassium cyanide solution from the Sigma plating laboratory were delivered to the AH Waste COME OIE b LARL RG 7 (2