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Helping The others Realize The Advantages Of smoke 

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Filter/dilution tunnel. A smoke sample is drawn by way of a tube the place it truly is diluted with air, the resulting smoke/air combination is then pulled by way of a filter and weighed. Here is the internationally identified method of measuring smoke from combustion.[66] A doctor or other https://nmate79023.wikicommunications.com/5330366/new_step_by_step_map_for_tabacco

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