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Dallas IAQ Green Building Clearance Testing for 804.2 Ordinance ScanTech Technical Consulting performs indoor air quality tests including particulate matter in the air (residential and commercial) in the 0.3 – 2.5 micron and 2.5...
VOCs, plastics, pesticides and other solvent vapors which contribute to poor indoor air quality, allergies, illness, airborne toxicity and carcinogenic risk. NATURAL AND SYNTHETIC CHEMICALS VOCs – can be classified by boiling points...
Composition of Dust Particles and Particulate Matter in The Air When I test for PM2.5 and PM10 which are Fine Particle and Coarse Particle designations used by the EPA, I am often asked what...
You generally cannot place a True HEPA filter in your air furnace because of the flow restriction would place too heavy a load on the blower unit. But you can get a higher efficiency...
One of the first issues to address for pre-existing construction is proper selection of materials that have low VOCs and formaldehyde content (UF or Urea-Formaldehyde) and/or that outgas (release the noxious vapors) relatively quickly....
An important component of indoor air quality testing is measurement of abnormal levels of carbon monoxide. Carbon monoxide (CO) is a result from all forms of combustible sources, from smoking and wood fires to...
For aqueous media such as drinking water, here are some reference charts which compare ranges of relevant pollutants and suggest different filtration mediums which are relatively effective in removing these contaminants. Water pollutants include...
ScanTech does NOT perform residential testing for homeowners and tenants – all services are COMMERCIAL ONLY – HOMEOWNERS & RESIDENTIAL CLIENTS CLICK HERE Biomedical / Environmental Health & Safety Consulting & Field Testing With Industrial...
A local Texas story about radon wherein a local Dallas woman found twice the EPA action limit in her home after she was told residential home testing wasn’t necessary: A Story of Elevated Radon...
How do you put the risk from radon into perspective, especially since all homes contain some level of radon gas in them and there is no “safe level” except zero? I have found the...
I recently had a client inquire about my services and asked for an official proposal. Before I could respond, within 30 minutes they sent a follow up message saying that because the Dallas /...
Many people wonder how radon gas levels could be present in Dallas / Fort Worth Metroplex DFW area – how does it get inside your home and affect your health and safety? The fact...
General radon levels in the environment can vary greatly, depending on locale and the medium it is measured in. Here are comparisons between indoor/outdoor air, soil air and groundwater. Conversion factors below are...
Below is a detailed chart showing the radioactivity pathway to radon from the original U-238 atom. Also shown are the different types of radiation: Alpha Radiation – (from Radon-222 as an example) high energy...
Measuring radioactivity from radon is potentially very confusing for the lay person for several reasons. One of which is that there are several different units of measurement depending on the application, era of standards...
There are a variety of ways to monitor the radon levels in a residence, home or commercial building and the best detector for your needs depends on balancing cost, accuracy, ease of use and...
While I do not personally perform radon mitigation, I wanted to share in brief what is generally entailed. The cost in the Dallas area for reducing radon below the EPA action limit of 4.0...
