[Class : 9] Dust Masks; Protection Masks; Respiratory Masks, For Non Medical Purposes; Filters And Cooling Fans For Non Medical Respiratory Masks; Anti Pollution Masks For Respiratory Protection, And Parts And Fittings Therefor; Respirators, Other Than For Artificial Respiration; Nose Clips To Prevent Breathing In Pollutants; Instruments, Indicators And Controllers For Measuring, Detecting And Monitoring Pollution Levels In The Environment; Mobile, Portable And Wearable Instruments For Measuring, Monitoring And Detecting Pollution Levels In The Environment; Downloadable Software For The Provision Of Information Relating To The Environment And Air Pollution; Downloadable Software For Learning And Storing Personalised Information Regarding Pollution Levels In And Information Regarding Air Quality In The Immediate Environment.