Air Pollution--1970: Hearings, Ninety-first Congress, Second Session, on S. 3229, S. 3466 [and] S. 3546, Volumen2U.S. Government Printing Office, 1970 |
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Página 601
... concentrations . - nitric As this ratio decreased , all measures of photoreactivity decreased , and when it fell sub- stantially below unity ( that is , when the initial concentration of nitric oxide was several times that of the ...
... concentrations . - nitric As this ratio decreased , all measures of photoreactivity decreased , and when it fell sub- stantially below unity ( that is , when the initial concentration of nitric oxide was several times that of the ...
Página 603
... concentrations ( 4 or 8 ppm ) decreased with reductions in the trichloroethylene concentration . In the runs made with 2 ppm trichloroethylene or less , the eye irritation measured was indistinguishable from that of the background ...
... concentrations ( 4 or 8 ppm ) decreased with reductions in the trichloroethylene concentration . In the runs made with 2 ppm trichloroethylene or less , the eye irritation measured was indistinguishable from that of the background ...
Página 614
... concentrations in 8 hours for various Figure 4 . Figure 5 . Figure 6 . Figure 7 . trichloroethylene : nitrogen oxides ratios . Concentration changes during photooxidation of propylene ( 3 ppm ) with nitrogen oxides ( 2 ppm ) . Concentration ...
... concentrations in 8 hours for various Figure 4 . Figure 5 . Figure 6 . Figure 7 . trichloroethylene : nitrogen oxides ratios . Concentration changes during photooxidation of propylene ( 3 ppm ) with nitrogen oxides ( 2 ppm ) . Concentration ...
Contenido
P825 | 446 |
Germano Joseph director District 31 United Steelworkers of America | 464 |
Jaskulski Mrs Robert H chairman Southeastern Wisconsin Coalition | 472 |
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abatement additive administrative advisory committee agencies air pollution air pollution control Air Quality Act air quality standards ambient air quality amended aminotriazole animals bill cancellation carcinogenic cause Chairman citizens Clean Air Act concentration Court of Appeals damage DDT residues December 11 Delaney Department of Agriculture dithizone effect emission standards enforcement environment Environmental Defense Fund established evidence Federal Insecticide FIFRA final order fuel Fungicide GLOGAU imminent hazard industry jurisdiction label lead levels legislation LENHER ment Mrak nitrogen oxides oxides person pesticide chemical petition Petitioners plaintiff plant PREISER problem procedures proposed protect provision public health public hearings reactor regional registration regulation Report request Respondents Rodenticide Secretary of Agriculture Section 4c notices Section 4c proceedings Senator BAKER Senator BOGGS Senator MUSKIE Sierra Club specific Stat statement subsection substances suits supra thermal reactor tion tolerance trichloroethylene United Welfare wildlife