12 February 2012: Have something to say about an article you’ve read on Chemistry World this week? Leave your comments below…

EPA sets safe dioxin level
Exposure threshold draws praise from scientists and environmentalist but industry remains nonplussed

Japan merges science centres to cut costs
Austerity measures spark concern about research quality among academics

Simple sensitive TNT detection
Self assembled gel senses TNT at the attogram level, suggesting a cheap and easy method of TNT detection

Powering up fuel cells
Attaching enzyme electrocatalysts to carbon nanotubes increases the power output of hydrogen fuel cells

Cyclotron remedy for imaging isotope shortages
Medical isotope shortages could be a thing of the past as a breakthrough will allow hospitals to make their own

Mapping the reactivity of single nanocatalysts
The catalytic behaviour of gold nanorods varies across their surface in unexpected ways

Nanocellulose has paper potential
Material would cut the carbon footprint of paper substantially – by 15% or more, the researchers say

Nanopore sequencing bags its first genome
Oxford Nanopore sequences a viral genome and aims to launch its sequencing platforms within the year

Unusual kinetics of catalyst revealed
Understanding the unexpected role of ligands in metal catalysed C-H activation shows that synthetic chemist may need to think quite differently

EPA data decision sparks security row
Will public access online to information about US chemical plants increase or decrease the security risk?

Risk of water pollution by fracking overstated
US researchers determine that groundwater contamination at fracking sites is the result of poor waste management and not the fracking process

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