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Keep tobacco in an airtight container in a cool, dark place

Pros The most effective at removing PM2.5 and PM10 particles in our tests Quiet operation Washable pre-filter Cons May not be suitable for large spaces WHY WE LOVE IT: Blue Pure 311i+ Max tops our winner's list of the best all-purpose air purifiers, so it's no surprise that it's also our favorite for capturing smoke within the home

But a HEPA filter is designed to trap tiny particles and prevent them from circulating back into the air. Zhao agrees and recommends looking for air purifiers with a HEPA filteror performance that can achieve HEPA-level filtration efficiency

Devices need charging

Left hand