 1 J = 1 kg·m2·s−2 = 1 V·A·s).Standardisation of measures has contributed significantly to the industrial revolution and technological development in general.SI is not the only example of international standardisation; several powerful international standardisation organisations exist for various industries, such as the International Organisation for Standardisation (ISO), the International Electrotechnical Commission (IEC), and the International Telecommunication Union (ITU).