Prefix for a multiple of 1012, symbol: T.
Unit of measurement of magnetic flux density, symbol: T.
In view of the difference in practice in the common use of the decimal marker between the UK and certain other countries, use a space (not a comma) as a thousands marker.
e.g. 10 000 kg not 10,000 kg
This may be omitted if there are only four digits e.g. 1000 metres.
Unit of measurement of mass (or weight) equal to 1000 kg, symbol: t.