iEnvironmental Australia (iEnvi) was engaged by Transport for NSW (TfNSW) to provide waste classification and beneficial reuse assessment near the Jenolan Caves in the Blue Mountains. The Problem: Construction works on the Jenolan Caves Road project involved excavation of soil and bedrock. Some of that material had been impacted by anthropogenic activities, and all
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A growing area of Environmental contamination is PFAS contamination. PFAS are per and poly fluoro alkyl substances, a group of manufactured chemicals that have been used since the 1950s in a range of common household products and specialty applications, including in the manufacture of nonstick cookware; fabric, furniture and carpet stain protection applications; food packaging;
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One uncertainty regarding per‐ and polyfluoroalkyl substances (PFAS) is the total oxidisable precursor assay (TOPA). TOPA aims to detect PFAS precursor compounds by oxidising samples to see whether or not they develop into regulated (and easier to detect) PFAS compounds – indicative of whether there are regulated PFAS compounds at a site that might later emerge
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Tired of sieving through information on the web on PFAS? iEnvi have compiled some FAQs that might help. HOW LONG DO PFAS STAY IN THE ENVIRONMENT? PFAS with long carbon chains have estimated half-lives ranging from 2-9 years such as: PFOA 2 to 4 years; PFOS 5 to 6 years; and PFHxS 8 to 9
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iEnvi receive frequent requests from clients to help manage disposal of impacted materials, products, land or groundwater contaminated by per- and poly-fluoroalkyl substances (known as PFAS). It is widely considered that the new asbestos has only recently been more fully understood and can be measured in laboratories. PFAS are widely distributed in the environment and
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