Professor David Nutt wants a new 'index of harm' that'll highlight the relative dangers of various substances.

Insufflation (snorting or sniffing) is usually safer than injection in terms of the relative danger of transmission of blood-borne viruses.

One, every time you've 'put us in jeopardy' it was a relative danger.

However, the relative danger posed by other threats is much more difficult to calculate.

Rarely does a viewer have the expertise, information or desire to calculate the relative danger of exposure to apples or flying on airliners.

Their memories were anchored in explicit references to relative abilities of those around them, relative dangers.

Followed by a rambling discussion of things that are there and things you only think are there and their relative dangers and merits.

Biocontainment can be classified by the relative danger to the surrounding environment as biological safety levels (BSL).

For more than 50 years, it has shown an estimate of the relative nuclear danger we have faced, reflecting the changing international conditions.

The "other" category which mostly included sidewalks had a relative danger of 5.32.