By using Indian mustard plants to suck up the lead, the costs, researchers say, could be 10 times less.

CNN: Flower power

Researchers are also excited about the Indian mustard plant, which they say is particularly handy at extracting toxic metals from the soil.

CNN: Flower power

The West Indian fell short of a century when he edged Liam Plukent through wicketkeeper Phil Mustard, leaving Sutton to take centre stage.

BBC: Durham halted by Lancashire's Luke Sutton