IEC 60335-2-64 Ed. 4.0 b:2021

Household and similar electrical appliances – Safety – Part 2-64: Particular requirements for commercial electric kitchen machines CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 12/01/2021

IEC 60545 Ed. 2.0 b:2021

Guidelines for commissioning and operation of hydraulic turbines, pump-turbines and storage pumps
standard by International Electrotechnical Commission, 06/01/2021

ASA S12.9-2021/Part 4

American National Standard Quantities and Procedures for Description and Measurement of Environmental Sound – Part 4: Noise Assessment and Prediction of Long-Term Community Response
standard by American National Standards of the Acoustical Society of America, 2021

ASTM Volume 04.07:2021

ASTM Book of Standards Volume 04.07: Construction: Building Seals and Sealants; Fire Standards; Dimension Stone
standard by ASTM International, 11/01/2021