Weighing 2.5kg (5.5 lbs) each, a collar is placed on either end of the bar to secure the weight discs. The weight figure listed for a lift includes the weight of the discs, bar, and collars combined.

When making steel, it reacts with sulfur and helps to increase the metal's resistance to heat. Atomic number 25, atomic weight 54.9380. Phosphorus (P): Phosphorus is a poisonous, nonmetallic ...

The Environmental Protection Agency said most known impacts of lead (including wheel weights) are covered in other regulations. Additionally, Canada and nine U.S. states have banned lead wheel weights ...

EPA announces its decision not to regulate lead wheel weights, assessing low risks to children and impact on safety.