Water safety signs and beach safety flags - Part 3: Guidance for use - Amendment 1

Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 3: Method using freeze-dried bacteria (ISO 11348-3:2007)

Corrosion of metals - Probability of corrosion of metallic materials when subject to corrosion from the outside - Part 3: Buried and underwater pipelines and structural components; Supplement 1: Corrosion rates of structural components in water