Document j6aqz1mED7Lk7Y1Boj73p3m9

NTER- OFFI CE CORRESPONDENCE Et hyl Gasol ine Corporat ion CHRTSLEB BUILDING 405 LEXINGTON AVENDE N e w Y o r k Au'gust 24th i o a o. r.2. C .".urn'nv : \a.p V> In ansv/er to your circular letter 2IYD-275 , OU v e i l fine attached to this letter a list of Questions * v> 1 3 * 3 3301 ^ e Itorare Trnks i"i A Itu."v of the Hazards of Qleanin Yours Truly F.Don 'Villiams K ? 0022363 Questions on the pape titled ha study of the hazards of cl eaning gasol ine storage tanks." (1) What is thw Chemical Gompesition of sludge other than lead? (2) What causes the scale in the tanks? (3) What is the cause of lead decomposition? (4) What effect does gum in gasoline have on lead if any ? (5) Are the tanks treated in any way to pervent corrosion? (6) Does lead have an affinity for water? (7) H8HX2 Is air kept away from stored fuel, or are the tanks allowed to breathe ? (8) Are some men more suscept&ble to lead poising than, others? )9) Is fresh air circulated in the tanka during the cleaning process? (10) If a person perspires will morefor less, lead be absorbed? (11) How does lead poisoning effect the human body? (12) Is there a remedy for lead poison? (13) Is there any electrolytic action SKXkSHh taking place while the leaded fuel is in storage? (1#) Is there any chance of the lead becoming partialy radio active during the process of manlfacture, or in storage? h'E' 0022364 INTER-OFFICE CORRESPONDENCE Et hyl Gasol ine Cor por at ion Ch r y sl e r buil ding 405 LEXINGTON AVENUE New Yor k uestions on Heoort on 1 .'as it anticipated that elimati.c and geographical conditions night have son effect on the hazard of tank cleaning? (page 1) 2. :icw do os refinery practises and handling procedure offset the fccsa~d of tank cleaning? (rage 5) 3. by shouldn't difference in lead concentration in gasoline have an effect on ths concentration cf lead in the sludge? (page 7( 4. flease explain the reasoning on pages 0 and 9 ana the conclusion that, the hazard is equally spread, (page 9; * 5 fhy should sludge with high total lead he low in orgafldto lead avid vice versa? (page 9) ' 6. thy does organic lead increase as gasoline gets farther from the refinery? shat hazard exists in work on tank trucks? Automobile gas tanks? Carburetor servicing? Combustion chamber deposits? 7* '-hat is spectrographie method of determining lead content? (page I 3* Aliy would litharge bo added directly to a gasoline tank?(page 13) 9* Since the cleaning period seems to be so variable, what determines when a tank should be cleaned? 1 0 describe steaming us a cleaning practise, (page 22) 1 1 The report s&yfied that steaming has little effect on lead in sludgo but table shows quite a discreotanoy Vhy? 12,is there any poisonous effect from the inorganic load found in tanks? ' 1313 tetra ethyl lead the source of any inorganic lead? 3y: / G-uy 3..Donohue