1.   Research has also shown that the metal, dubbed the silent killer, can cause high blood pressure in men, complications during pregnancy and fetal damage.

2.   Some studies have found that fetal damage to the left side of the brain results in overcompensation by the right side and special gifts.

3.   The company said it had documented no occurrence of the fetal damage.

4.   Mercury-contaminated fish can cause fetal damage if eaten by pregnant women.