These are unsuitable for use in mobile devices because of their comparatively high cost and energy consumption.

The high cost means that many companies have a haphazard approach to installing meters - for example, when there is a change of occupancy at a property.

Because of the high cost and long lead time to build new production facilities, chemical companies also suffer from wild swings in supply and demand.

The procedure is common on mammals and larger fish but is rarely carried out on goldfish because of the high cost.

He said the group decided to remain opposed to it largely due to the high cost and problems of disposing of radioactive waste.