1.   Lead is one of the most hazardous substances known, causing cancer and nerve damage.

2.   Lead is toxic to humans.

3.   Their latest lead is a white transit van reportedly seen near the barracks in the week before the bombing.

4.   This is why a national lead is so essential.

5.   The leads are Jack Hawkins and Glynis Johns.

6.   On top of that is the lead in Married To The Mob.

7.   Lead is toxic, particularly to pregnant mothers and children whose mental development and intellectual performance can be seriously impaired.

8.   The lead in Hamlet was enough to take her mind off anything.

9.   Their latest lead is a vague description of a man at Sharpness in a car in which Carol Clark was a passenger.