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Print/export Download as PDF; ... United States – NEC 2008 Table 250.122 ... NFPA 70, NFPA 70E [21] Lightning protection standards
The lungs contain some 300 million alveoli, which amounts to a surface area of over 70 m 2 (about the size of a tennis court). This method is not completely efficient as not all of the smoke will be inhaled, and some amount of the active substances will be lost in the process of combustion, pyrolysis . [ 5 ]