Changes

Some people in the United States say that mercury is too risky to use in [[dental filling]]s, [[vaccination]]s, or [[light bulb]]s. Others say the hazards are small enough to justify the risks.

Some people in the United States say that the use of [[mercury]] in [[dental filling]]s, [[vaccination]]s, or [[light bulb]]s is too dangerous to be justifiable. Others say the hazards are minor enough to justify the risks.