Aluminium and aluminium alloys. Terms and definitions-Residues of the aluminium industry
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Fixed firefighting systems. Components for sprinkler and water spray systems - Sprinklers for residential applications
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Fixed firefighting systems. Components for sprinkler and water spray systems-Sprinklers for residential applications
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Fixed firefighting systems. Components for sprinkler and water spray systems-Water motor alarms
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Fixed firefighting systems. Components for sprinkler and water spray systems-Water flow detectors
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Water quality. Determination of nitrogen. Determination of bound nitrogen (TN<sub>b</sub>), following oxidation to nitrogen oxides
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Rotodynamic pumps. Technical documents. Terms, delivery range, layout
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Refrigerating systems and heat pumps. Safety switching devices for limiting the pressure. Requirements and tests
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Health informatics. Categorial structures for systems of concepts
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