264 CHAPTER 14 Table 4 of Chapter 8 indicates an- changes commonly used but should be * taken only as a guide.

332 ; CHAPTER 16 ' .1949.

344 CHAPTER 16 1949 Giiide The air requirements of oil and gas burners are discussed in Chapter 17; Automatic Fuel Burning Equipment.

514 CHAPTER 24 1949 Guide it will be found that a 1 in, pump will deliver 7 gpm against a head of 4} ft (54,000 milinches).

634P CHAPTER 32 1949 Guide (45\s /400V 36/ ^ \m) ** 1 = (45V /4OOV 36/ X VioO/ X4 = 122hp FAN EFFICIENCY The efficiency of a fan may be defined as the ratio of the horsepower out put to the horsepower input.

872 CHAPTER 41 4950 Guide \ Electric Radiant Heat va.

m ConkidkxtiaL.

April, 1944.

Con fluent:.vl ) PLAINTIFF'S EXHIBIT ZSIellon Institute of Industrial Researc UNIVERSITY OF PITTSBURGH PROGRESS REPORT for the week ended January 20, 1945 INDUSTRIAL HYGIENE FOUNDATION Subjects under which report is to be indexed Industrial Fellowship No. 259-11 3 copies made: 1 - Mellon Institute 2 - Industrial Hygiene file The survey of dust and fume conditions for Pittsburgh Plate Glass Company, Works No. 4 and Shop No. 2, Ford City, Pa., was concluded. t Survey reports for Anaconda IFire and Cable Company, plants at Muskegon, Mich., and Sycamore, 111., were completed.

I only In the injury and our treatment of it, we also want to know ' it happened and why it happened.

EXHAUST SYSTEMS, GENERAL 6 COMFORT VENTILATION interferes with the effectiveness of the ex haust hood, nor should he be allowed to make adjustments in the exhaust system He should tell his supervisor when he no tices a decline in exhaust control Hoods must be fixed wherever possible, as it is false security to depend on em ployees to move them around as needed Hood classification Hoods have been classified by Brandt* according to their shape as follows 1.

EXHAUST SYSTEMS, GENERAL b COMFORT VENTILATION In this case, 73 per cent (about threefourths) of the heat load under which the mao works comes from radiant sources, and can be reduced in practice only through proper shielding (or occasionally, through special protective clothing) Indexes of comfort.

A free hanging apron helps prevent escape of dust.

*/c components; conductors Advances ol a generation ago. such as rubber compounding, took like minor changed when stacked up against develop ments In Insulation and coverings made in the last 10 years.

DOCUMENT BISUM2 PLA IN TIFFS EXHIBIT WCD-59 06839 - [B2227260 ] Lack of Authority Hampers Attempts Tc Increase Cosaetic Safety* HBD-78-139; B-164031(2).