NOXORB absorbing Nox pollution with one of my Planetary Puffers

NOXORB absorbing Nox pollution with one of my Planetary Puffers

In the lab, with nitrogen dioxide (NOx pollution) at toxic levels. This ahs been produced in a fume cupboard by mixing concentrated acid with copper. The left is the control and on the right is a container after 40 minutes. The small sculpture has visibly almost absorbed all the polluting gas.
A 3 kg sculpture can clean an average room for 60 years....

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