Compare the similarities and differences between software options with real user reviews focused on features, ease of use, customer service, and value for money. Also learn how the Air Quality Flag Program can help air agencies, schools, and other community organizations to notify their citizens of harmful conditions and adjust outdoor physical activities as needed. GoodNotes has 41 reviews and a rating of 4.51 / 5 stars vs LiquidText which has 109 reviews and a rating of 4.72 / 5 stars.Go to About AirNow to learn how you can get AQI notifications.Marijuana herb, hash oil, dab wax are used with vaporizers. The AQI translates air quality data into numbers and colors that help people understand when to take action to protect their health. E-liquids can contain nicotine, THC, CBD, flavors, or other solvents. You can use air quality alerts to protect yourself and others when PM reaches harmful levels:ĪirNow: Every day the Air Quality Index (AQI) tells you how clean or polluted your outdoor air is, along with associated health effects that may be of concern. Learn about how air quality standards help reduce PM. Particles of sand and large dust, which are larger than 10 micrometers, are not regulated by EPA.ĮPA’s national and regional rules to reduce emissions of pollutants that form PM will help state and local governments meet the Agency’s national air quality standards. Learn more about health and environmental effects What is Being Done to Reduce Particle Pollution?ĮPA regulates inhalable particles. Of these, particles less than 2.5 micrometers in diameter, also known as fine particles or PM 2.5, pose the greatest risk to health.įine particles are also the main cause of reduced visibility (haze) in parts of the United States, including many of our treasured national parks and wilderness areas. Some particles less than 10 micrometers in diameter can get deep into your lungs and some may even get into your bloodstream. Particulate matter contains microscopic solids or liquid droplets that are so small that they can be inhaled and cause serious health problems. Most particles form in the atmosphere as a result of complex reactions of chemicals such as sulfur dioxide and nitrogen oxides, which are pollutants emitted from power plants, industries and automobiles. Some are emitted directly from a source, such as construction sites, unpaved roads, fields, smokestacks or fires. These particles come in many sizes and shapes and can be made up of hundreds of different chemicals. The average human hair is about 70 micrometers in diameter – making it 30 times larger than the largest fine particle.
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