A clean, white HEPA filter is displayed horizontally on a bright yellow background. Used in air conditioners, vacuum cleaners, and air purifying machines, HEPA filters ensure that the air is clean by removing bacteria and impurities.
A close-up of a clean air filter in black and white shows its complex texture and structure. Breathing clean air has become more of a priority in a world where pollution, allergens, and poor air quality are becoming more rampant.
For calf roping in the hot sun, a cowboy hat is a must. Just staying on the horse's back requires enough concentration without having to think about an ill-fitting hat that won't protect the rider and then falls off.
The plume is expected to dampen storm activity but worsen air pollution, causing problems for some people with allergies and other respiratory issues. Some health experts say symptoms could mimic those from COVID-19.
Ap. ABC News. Sat, 19 Jun 2021 01:00:12 +0000.
A Sahara Desert dust cloud is making its way to the Atlantic coast, bringing along 24 tons of dust particles to Florida Friday that will create stunning sunsets and poor air quality.
Daily Mail. Thu, 17 Jun 2021 19:32:02 +0100.