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From LARRY SHEPHERD 7o: Steve Sasson Date: 7MI99 Time: 3:58:14 PM Page 8 of 16 <br />51.3 Electrical Hazards <br />There will be no electrical tools being used during this <br />operation. All tools will be air operated. All other fueling <br />pumps will be shut down during the operation. All electrical to <br />the tanks will be disconnected from the breaker box. during the <br />tank entrance. <br />53.5 Noise Hazards <br />There will be ear protection being used during the operation of <br />the Equipment. <br />5.2 Chemical Hazards <br />Due to the nature of the site, the primary chemical hazards of been <br />identified as follows <br />a. Volatile Aromatic Hydrocarbons (benzene, toluene, <br />elithylbenzene, xylene) <br />b. Rinseate solutions (for cleaning tanks) <br />c. Various adhesives (for patching the fiberglass tank) if <br />needed <br />All employees who will possibly come into contact with <br />the chemicals shall wear the appropriate PPE. <br />5.2.1 Volatile Aromatic Hydrocarbons <br />Typically, the concentrated vapor of pure aromatic <br />hydrocarbons can cause central nervous system damage, depending the <br />compound, hepatic, renal, or bone marrow disorders. The vapor is absorbed <br />through the lungs and the liquid may be absorbed through the skin. <br />Prolonged skin contact can cause de -fatting of the skin, leading to dermatitis. <br />In addition benzene is a confirmed carcinogen. These affects have been <br />reported for pure chemical substance. <br />