The all-steel construction is a deliberate design choice that initially seemed old-fashioned to me until I learned the reason: plastics off-gas VOCs, which would be counterproductive in a unit designed for chemical sensitivity
Highly recommend Product is as described
Yes, several brands are committed to sustainable practices, utilizing eco-friendly materials and supporting recycling programs
Budget pick Not much bigger than a 3-liter soda bottle, this quiet, energy-efficient purifier is a good choice for dorm rooms, offices, or childrens bedrooms
Tights, are pantyhose with two legs, stockings is the term used for pantyhose that are two separate garments, just like socks
The AQI is a national system managed by the EPA that is used to measure and report air quality based on five major pollutants regulated by the Clean Air Act: particle pollution, ground-level ozone, carbon monoxide, nitrogen dioxide, and sulfur dioxide