He was caught, covered in brick dust, by police after his wriggling set off the burglar alarm.

The builders seem unconcerned, smiling happily as the drill sprays brick dust around.

But the danger of being buried alive did not deter raiders who police said would have been covered in mud and brick dust.

This will minimise noise, disruption and the dreaded brick dust everywhere.

Washing, chemical leaching, heating, or even physical absorption by porous materials such as brick dust have all been used.