Complex sentence: The public are most aware of its activities through its regulation of the MOT vehicle inspection test in Great Britainand perhaps better known by commercial vehicle users as "The Ministry" a throwback to the days of the former Ministry of Transport (MOT).
Split into simpler sentences: The public are most aware of its activities through its regulation of the MOT vehicle inspection test in Great Britain. VOSA are generaly better known by commercial vehicle operators as "The Ministry" a throwback to the days of the former Ministry of Transport (MOT).