This article throws light upon the ten approaches to sampling of air. Some of the approaches are: 1. Passive Samples 2. Paper Tape Samplers 3. Sampling for Sulphur Dioxide Testing 4. Sampling for Oxides of Nitrogen (NOx) Testing 5. Sampling for Suspended Particulate Matter (SPM) Testing 6. Sampling for Respirable Particulate Matters RSPM Testing and […]