1.   If we can satisfy the stringent requirements of the number system then we have established a scale of measurement.

2.   Astronomers who made the measurement, announced on Wednesday, called it a critical milestone in establishing a scale for calculating cosmic distances.

3.   Astronomers who made the measurement, announced Wednesday, called it a critical milestone in establishing a scale for calculating cosmic distances.

4.   Some of their research simply seems cruel, especially their attempts to establish a scale of psychic pain for rape victims.

5.   They established a scale of anti-social behaviour ranging from generalised disrespect for adults to premeditated assaults against security forces.

6.   It has a short incubation period of two to three days which makes it relatively easy to establish the scale of an outbreak.