Inhalable Particles and their sizes - Chart

Originally posted May, 2011
extensively revised and re-posted June, 2011

it's based on the following references:

G. Buonanno, L. Morawska, L. Stabile, Particle emission factors during cooking activities, Atmospheric Environment, Volume 43, Issue 20, June 2009, Pages 3235-3242, ISSN 1352-2310, DOI: 10.1016/j.atmosenv.2009.03.044.
Keywords: Ultrafine particle concentration; Indoor emissions; Aggregate; Size distribution; Cooking activities

Evelyne Gehin, Olivier Ramalho, Severine Kirchner, Size distribution and emission rate measurement of fine and ultrafine particle from indoor human activities, Atmospheric Environment, Volume 42, Issue 35, November 2008, Pages 8341-8352, ISSN 1352-2310, DOI: 10.1016/j.atmosenv.2008.07.021.
Keywords: Aerosol; Ultrafine particle; Emission rate; Source; Indoor air quality

N. T. JENKINS, W. M.–G. PIERCE, AND T. W. EAGAR Particle Size Distribution of Gas Metal and
Flux Cored Arc Welding Fumes Welding Journal October 2005 156s - 163s and

C.V Raiyani, S.H Shah, N.M Desai, K Venkaiah, J.S Patel, D.J Parikh, S.K Kashyap, Characterization and problems of indoor pollution due to cooking stove smoke, Atmospheric Environment. Part A. General Topics, Volume 27, Issue 11, August 1993, Pages 1643-1655, ISSN 0960-1686, DOI: 10.1016/0960-1686(93)90227-P.
Keywords: Polycyclic aromatic hydrocarbons; particle size distribution; gaseous pollutants; biomass fuels; fossil fuels; traditional biomass stove 'chulha'

J. W. SOWARDS, J. C. LIPPOLD, D. W. DICKINSON, AND A. J. RAMIREZ Size and mass distributions, fume generation rates, and chemistry
are compared for three SMAW electrodes, The Welding Journal April, 2008, Vol 87 106s-112s

Smog: 0.01 to 10 microns See Figure 1
Human Hair: 40-100 microns (wikipedia)
Milled Flower: hundreds of microns to millimeter:
Plant Spores: 90- hundreds of microns
Tobacco Smoke: 0.1 to 1 micron
Pollen: 10 to 100 microns
Viruses: 20-400 nm (0.02 to .4 microns)
or 0.005 to 0.1 microns
Bacteria: .2-5 microns
Sand Silt and Clay:
Wood smoke particlesnext term are found mainly in 0.06–0.1 μm range with PM1 of 90% of PM mass.: Md. Aynul Bari, Guenter Baumbach, Johannes Brodbeck, Michael Struschka, Bertram Kuch, Werner Dreher, Guenter Scheffknecht, Characterisation of particulates and carcinogenic polycyclic aromatic hydrocarbons in wintertime wood-fired heating in residential areas, Atmospheric Environment, In Press, Corrected Proof, Available online 15 December 2010, ISSN 1352-2310, DOI: 10.1016/j.atmosenv.2010.11.053.