@misc{1167756, author = {C S McCamy and T G Lee}, title = {A laboratory method of evaluating the extinction efficiency of powders on small scale fires:}, year = {1957}, month = {1957-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.RPT.5200}, language = {en}, }