It can also correlate with PM 2.5 mass measurement to monitor industrial and automotive pollution typically caused by vehicle emissions in the air. “In designing and deploying the Ambilabs ERVs, we rely on Ecotech’s Aurora ™ nephelometer to provide the most accurate, flexible and cost-effective way to monitor the dispersal of natural and artificial aerosols in the air,” said Ambilabs CEO, Andy Tolley.