In a drink driving prosecution, the entire case against you rests on a single, crucial piece of evidence: a number. This number—the reading from an evidential breathalyser or the result of a blood or urine analysis—can seem like an irrefutable scientific fact. However, this "fact" is the end product of a complex chain of technolog

 In a drink driving prosecution, the entire case against you rests on a single, crucial piece of evidence: a number. This number—the reading from an evidential breathalyser or the result of a blood or urine analysis—can seem like an irrefutable scientific fact. However, this "fact" is the end product of a complex chain of technolog

 In a drink driving prosecution, the entire case against you rests on a single, crucial piece of evidence: a number. This number—the reading from an evidential breathalyser or the result of a blood or urine analysis—can seem like an irrefutable scientific fact. However, this "fact" is the end product of a complex chain of technolog

 A charge of "dangerous driving" can turn a person's world upside down. It is a serious allegation that implies not just a mistake, but a wilful disregard for the safety of others, and it carries the threat of a criminal record, a mandatory driving ban, and even prison. Faced with what can seem like damning evidence, it is easy to feel that yo

 A charge of "dangerous driving" can turn a person's world upside down. It is a serious allegation that implies not just a mistake, but a wilful disregard for the safety of others, and it carries the threat of a criminal record, a mandatory driving ban, and even prison. Faced with what can seem like damning evidence, it is easy to feel that yo