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Attachment 1 Exhibit B <br /> 20.24.130 CFC Chapter 2 Definitions added—Maximum Threshold Quantity <br /> The definition of Maximum Threshold Quantity is added as follows: <br /> MAXIMUM THRESHOLD QUANTITY.The following formula shall be used to calculate the maximum <br /> threshold quantity for toxic, highly toxic, and moderately toxic gases: <br /> Max TQ(lbs.)= LC50(ppm) x 2 lb. <br /> For gas mixtures containing one or more toxic, highly toxic or moderately toxic components, the LCSO <br /> shall be calculated using CGA Standards P-20 and P-23. <br /> 20.24.140 CFC Chapter 2 Definitions added—Moderately Toxic Gas <br /> The definition of Moderately Toxic Gas is added as follows: <br /> MODERATELY TOXIC GAS. A chemical or substance that has a medial lethal concentration <br /> (LC50) in air of more than 2,000 parts per million but not more than 5,000 parts per million by volume <br /> of gas or vapor,when administered by continuous inhalation for an hour, or less if death occurs within <br /> one hour.to albino rats weighing between 200 and 300 grams each. <br /> 20.24.145 CFC Chapter 6,Section 603.10 added- Multiple sources of non-utility electricity <br /> Section 603.10 is added to read: <br /> 603.10 Multiple sources of non-utility electricity. When a facility has more than one source of non- <br /> utility-based electrical utility power. including emergency and standby power systems, a written <br /> shutdown plan shall be provided. A copy of the plan will be posted at or near the main electrical panel <br /> in a location approved by the Fire Department. A copy of the plan will be provided in a format <br /> acceptable to the Fire Department. <br /> 20.24.150 CFC Section 611 added—Immersion Heaters. <br /> Section 611 is added to read: <br /> 611.1Immersion Heaters. All electrical immersion heaters used in dip tanks, sinks,vats and similar <br /> operations shall be provided with approved over-temperature controls and low liquid level electrical <br /> disconnects. Manual reset of required protection devices shall be provided. <br /> CFC Section 901.6.4 added—Prevention of False Alarms <br /> 901.6.4 is added to read: <br /> 901.6.4 Prevention of False Alarms. <br /> 1. It is unlawful for any property owner or licensed contractor to fail to notify the police/fire <br /> department dispatch center prior to any test, installation, repair, modification,addition, or <br /> maintenance of any fire alarm or fire extinguishing system which could result in the transmission <br /> of an unwanted alarm. <br /> Page 28 of 64 <br />