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The next example is Camel Blue, aka Camel Blue

By using a luxury brand, the consumer clearly wants to distinguish himself, he said

Test Procedure: VOC removal testing was performed by Intertek per AHAM AC-4-2022 Method of Assessing the Reduction Rate of Chemical Gases by a Room Air Cleaner. Chamber is filled with chemicals and air purifier is turned on at zero mark on x-axis

In addition, Dai Y et al

Look for air purifiers that specifically mention "HEPA" filters and check if they have a True HEPA rating, which ensures the highest filtration efficiency

The situation was so serious that I was almost about to smoke a piece of wood as if it were tobacco, which is extremely disturbing and alarming for me