Water quality - Determination of long term toxicity of substances to Daphnia magna Straus (Cladocera, Crustacea) Ingestion-build-73935 Mining and construction industry

Mining and construction industry

and maintenance of protective clothing

commissioning and maintenance – of gas-fired hot water boilers of net rated heat inputs exceeding 70 kW but not exceeding a net heat input of 1

use and maintenance of personal fall protection systems and equipment for use in the workplace is given in BS 8437 and recommendations and guidance on the use of rope access methods for industrial purposes are given in BS 7985

c)      The definition of which average detector is used for emission measurements at frequencies above 1GHz and that results using a peak detector are acceptable for all measurements

Water quality - Determination of long term toxicity of substances to Daphnia magna Straus (Cladocera, Crustacea) Ingestion-build-73935 Mining and construction industry