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Real-time released aerosol investigations using TSI OPS (0.3–10 μm) and SMPS (10–300 nm) for the sanding of insulations, INS1 and INS2. A) OPS time trace of particle number concentrations; B) OPS size distributions at the maximum concentration timestamp; C) SMPS time trace of particle number concentrations; and D) SMPS size distributions at the maximum concentration timestamp
