The Mentor's Guide to Air Purifiers: Decoding HEPA, CADR, and PM2.5

Published on Dec. 7, 2024, 6:30 a.m.

You dust your shelves on Tuesday, and by Thursday, a fine layer is already back. You seared a steak last night, and the smell i…

How Smart Air Purifiers Work: The Guide to HEPA, UV-C, and Air Quality Sensors

Published on Dec. 7, 2024, 6:57 a.m.

You unbox a new, high-performance air purifier, plug it in, and turn it on. The fan hums for a moment, the lights flash, and th…