A nanoparticle ink that can print structural colour onto flat or 3D surfaces could be used to create anti-counterfeit images, ...
As demand for natural colors grows, scrutiny around safety and labeling is intensifying. Recent FDA action on spirulina ...
Koshy Mathai is the IMF’s Resident Representative in Sri Lanka. Opinions expressed in articles and other materials are those of the authors; they do not necessarily reflect IMF policy.
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