Yes that's right, the base metal element lead, Pb, or more exactly the lead-based chemical compound Pb(CH2CH3)4 added to petrol to make car engines run more smoothly.
Simeon Williamson, coached by Cowan and fresh from a spell training with Asafa Powell, cruised to victory with a PB of 6.53 seconds and the 23-year-old could be the one to lead Britain's sprinting charge to 2012.