Dyson Pure Cool TP04 Real-World Test Finds 49% Effectiveness
New tests of the Dyson Pure Cool TP04 air purifier show it reduced indoor PM2.5 levels pollution by just 49% in a typical room. This data adds to a growing amount of evidence showing the Dyson air purifier underperforms purifiers far cheaper than it. Dyson Pure Cool TP04: Marketing Hype … Read more