soil sample ring Articles

  • Polycyclic aromatic hydrocarbons in Niger Delta soil: contamination sources and profiles

    Abstract The distribution and sources of PAHs in soil as well as PAHs profiles have been investigated in areas with anthropogenic pollution in the Niger Delta (Nigeria) such as Warri and Ughelli. PAHs were identified in 21 soil samples (0- 10cm upper layer) collected in May, 2003. The typical total PAHs level in Niger Delta soil ranged from 182 ± 112 – to - 433 ±256 ìg/kg dw. PAH ...

  • Properties and Behavior of Explosives

    Information presented for SVOCs may also be appropriate for many of the contaminants presented in this subsection. The term 'explosive waste' commonly is used to refer to propellants, explosives, and pyrotechnics (PEP), which technically fall into the more general category of energetic materials. These materials are susceptible to initiation, or self-sustained energy release, when present in ...

  • How treatment of homes for termites decades ago may cause diabetes today

    Obesity has been accepted as a risk factor for diabetes but results of four recently published studies have now revealed that insecticides in fat of patients may be the real risk factor. The initial investigations showed that the expected association between obesity and diabetes/insulin resistance was absent in people who had low levels of organochlorine insecticides in their blood (1, 2). ...


    By Tox Free Inc.

  • The Southwest’s most important number

    By mapping a key indicator of droughts, pests and wildfire in arid places, scientists offer hope for spotting — and addressing — drought before it sets in. Junipers are hard to kill. Native to both warm, flooded tropics and the frigidly dry Arctic, it’s no surprise they come highly recommended for beginning landscapers. But in the ...


    By Ensia

Need help finding the right suppliers? Try XPRT Sourcing. Let the XPRTs do the work for you