Preface The standards set forth herein apply to the first edition of the Standard for Direct Gas-Fired Circulating Heaters for Agricultural Animal Confinement Buildings, ANSI/IAS LC 2-1996, and supersede corresponding standards therein. Following their

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1 Scope This part of ISO 10993 specifies minimum requirements for the use of animals in biological testing. This part of ISO 10993 is also intended (a) to establish guidelines which allow the scientist to respect life in general; (b) to reduce the

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1.1 Scope 1.1.1 This standard applies to newly-produced direct gas-fired circulating heaters (see Part IV, Definitions) of 400,000 Btu (117 228 W) or less, hereinafter referred to as heaters, constructed entirely of new, unused parts and materials an

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