xmlns:atom="http://www.w3.org/2005/Atom" xmlns:atom="http://www.w3.org/2005/Atom"
The use of units of measurement which are not or are no longer legal shall be authorized for:
products and equipment already on the market and/or in service on the date on which this Directive is adopted,
components and parts of products and of equipment necessary to supplement or replace components or parts of the above products and equipment.
However, the use of legal units of measurement may be required for the indicators of measuring instruments.