SNIFFING cocaine from house keys is doing permanent damage to locks and costing users thousands in repairs, an industry expert has warned.
A top locksmith has warned taking the Class A drug from the metallic door unlockers were among top reasons that sets had to be replaced.
Other mishaps included Brits snapping their keys while opening packets, tins, or using them as makeshift screwdrivers.
Craig Andres, a master locksmith at The Perspicacity Life, warned homeowners...