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The method is applicable in concentrations between 0
The procedure is suitable for assessment of exposure against the long-term exposure limits for most of the metals and metalloids listed above when sampling at a typical flow rate of 2 l min−1 for sampling times in the range 0
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High-rise and complex buildings have developed in terms of increased size
Visual strength grading of softwood. Specification Ingestion-build-279162 The method is applicable in1 Scope This British Standard specifies a methodology for the visual strength grading of softwood for structural use. The permissible limits of characteristics are specified for two visual strength grades of softwood: GS General Structural; and SS Special Structural. Text deleted