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Several recent reviews examine the value chain of biobased polymers; discuss clarification of terms such as biobased, degradable, biodegradable, and compostable; define “biotechnological recycling (bio-recycling)” as the use of enzymes and microorganisms in a technological setting to biodegrade polymers; three biodegradable polymers assessed in marine field trials
United Nations publishes Global Chemicals Outlook report for policy makers; calls for more ambitious actions to minimize impacts of chemicals and waste
In an opinion piece published in Waste Management scientists emphasize there is no universal biodegradability of plastics in any ecosystem; waste collection systems need adaptation and toxicity testing improvements; experimental study finds leachates of biodegradable plastic items affect mussel early embryo stages development and adult physiological parameters
High-throughput screening of non-fluorinated aqueous firefighting foam finds they bind to key human protein as done by per- and polyfluoroalkyl substances (PFAS); suggests non-fluorinated alternatives may have similar toxicity pathway as PFAS
EFSA-commissioned review of non-monotonic dose response (NMDR) studies published; four substances relevant to food safety identified with potential for NMDR effects
Keller and Heckman LLP to hold annual food packaging law seminar with China-focused pre-conference workshop in March 2019; registration now open
Scientists discuss different cases of nonmonotonic dose-response curves and their relevance for regulatory decision-making; nonmonotonicity occurring at low doses challenges current approach to determining low-dose ‘safe’ exposure levels from high-dose toxicity testing
European Commission’s (EC) Scientific Advice Mechanism publishes evidence report and scientific opinion, discusses potential benefits and limitations of biodegradable plastics; finds no silver bullet for inappropriate waste management or plastic littering, only for specific applications; appropriate formulation, coherent testing and certification standards needed to realize full potential
Recent studies explore uptake pathways of microplastics; uptake has increased in recent years; rapidly industrializing Southeast Asian countries more impacted; food packaging responsible for approx. 2.98 × 103 microplastics/person/year; higher exposure for regular consumers of bottled water, tea brewed from plastic tea bags, or ultrafiltered milk
Article by health professional Leonardo Trasande outlines opportunities and drawbacks of current bills to reform U.S. Toxic Substances Control Act for protection of human health
