| Column | Value |
|---|---|
| matrix | <app.db.schema.ExposureMatrix object at 0x71ff90779730> |
| particle | <app.db.schema.ParticleCharacterisation object at 0x71ff9077ae40> |
| size_distributions | (<app.db.schema.ParticleSizeDistribution object at 0x71ff907792e0>) |
| id | 1 |
| matrix_id | 1 |
| particle_id | 2 |
| fractional_abundance | 0.3 |
| size_bin_min_nm | 50000.0 |
| size_bin_max_nm | 200000.0 |
| notes | PET fibres from clothing; most abundant particle type in indoor dust. |