tobacco smoke testing Articles

  • Nitrogen Dioxide Testing in Indoor Environments Protects Human Health

    During the winter months, when homes and businesses typically have their windows and doors closed, can result in an increase in indoor air quality (IAQ) complaints.  In addition to a lack of fresh air in many buildings during this time, problems due to gases not properly vented from heaters frequently occur.   Nitrogen oxides can be of increased concern during these cold winter ...

  • Asbestos in cigarettes

    The original version of the Kent Micronite cigarette filter used crocidolite, a form of asbestos, from 1952 until at least mid-1956. Cigarettes from intact, unopened packs of the brand from this period were examined. One filter contained approximately 10 mg of crocidolite. Crocidolite structures were found in the mainstream smoke from the first two puffs of each cigarette smoked. At the observed ...


    By Queensland Laboratory

  • Formaldehyde – a dangerous chemical

    It’s amazing all the places that formaldehyde is found.  It’s best known uses are in insulating material and particleboard.  The most publicized use has been in manufactured homes and mobile homes.  FEMA has been overwhelmed with actions related to exposure to formaldehyde in temporary housing for Hurricane Katrina survivors, and other disasters. There are both short ...


    By Atlantic Environmental, Inc.

  • Application of a Medium Pressure UV System for the Treatment of N-Nitrosodimethylamine (NDMA)

    N-nitrosodimethylamine (NDMA) was first detected in 1990 as a problem pollutant in drinking water wells at levels as high as 3,000 ppt in Elmira, Ontario, Canada. The waste from a large chemical plant over many years had led to the contamination of the drinking water wells for the community. After extensive evaluation and testing, it was determined that UV photolysis was the most effective ...

  • Pump up the volume

    On April 6 the Control of Noise at Work Regulations 2005 will come into effect for any licensed premises or venue offering amplified music entertainment. Tim Turney, Product Manager with Casella CEL which manufactures noise measuring and dose meter technology takes a quiet look at the noisiest industry in town.When the smoking ban came into effect last June many clubs and pubs held a ‘farewell to ...


    By Casella

  • Formaldehyde problems for FEMA and many others

    There has been concern about the release of formaldehyde gas from construction material used in the trailer homes used by FEMA for temporary housing.  Why the concern over formaldehyde?  Formaldehyde is a gas at normal temperatures.  It is the simplest member of a class of organic chemicals called “aldehydes.”  Most common aldehydes, including formaldehyde, have a ...

  • Asbestos Diseases

    What happens when we breathe? When we take a deep breath, the air goes down the wind-pipe (or trachea) into the middle of the chest. There the trachea divides into two, then four, then eight - ...

  • Better safe than sorry: using the precautionary principle to prevent harm

    Concerned about the increase in disease, declining natural resources and the rate at which some species are becoming extinct, a group of environmentalists, farmers, industry leaders and health care professionals explored solutions. In 1998, they gathered at ...

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