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June 25, 2012

The procedure for testing the sample and running the exam paper. Take a 10 mm piece of the collection paper. The metal particles are acid-dissolved in the microwave for 45 seconds. The paper is then neutralized with a basic substance and placed on top of the test paper. Adding water to the test paper causes the ionized metals to move to the detection points on the paper, where they are attached From the beginning of the desired reactants for identification using a color change Photo: American Chemical Society

An innovative device warns of high levels of metals in the air

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Minister of Environmental Protection Gilad Erdan at the Rio +20 Environmental Conference, June 2012. Photo: Ministry of Environmental Protection website

Rio +20 – the price of nature

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A cake and on it the beginning of the infinite number pie. From Wikipedia

The Ministry of Science is holding the largest mass cipher challenge on the occasion of the centenary of Alan Turing's birth

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