Kinetics of Enteroviral Inactivation by Ozone
An analysis of enteroviral inactivation by ozone was performed using kinetic expressions developed from mass balance information obtained from a continuous flow reactor. The rate of viral...

Effects of Ozonation on Chemical Characteristics of Sludges

Physical-Chemical Mechanisms of Aqueous Ozonation

Ozone Precursor Transport - The Lawrence, KS Situation

1981 Clean Air Act Amendments: A Call for Rhyme and Reason
The state of the nation's clean air legislation is reviewed and found lacking common sense; changes to the law are recommended. Significant improvements in air quality for...

Ozone Inactivation of Floc Associated Viruses and Bacteria
It has been shown that some viruses and bacteria in their natural environment may exist embedded or adsorbed within various solid materials. These viruses may exhibit a totally different...

Occurence of Organic Compounds and Removal by AWT Processes

Microzonation in Wind Engineering
The writers indicate a direction for the improvement of the wind design of structures. The direction involves the extension of previous wind speed mapping procedures to incorporate local...

Characterization of Ozone Episodes in Urban Air
Air pollution and meteorological data were collected in Chicago during August and early September for 54 and 39 consecutive days in 1976 and 1977, respectively. Regular measurements were...

How to Remove Trihalomethanes from Drinking Water
During the past year, there's been much concern about trihalomethanes (THMs) in drinking water; for they are suspected carcinogens. These chemicals are formed in the drinking...

Transportation in New Jersey and the Clean Air Act

Stationary and Mobile Source Controls and Tradeoffs

Transportation Controls to Promote Air Quality: The San Francisco Bay Area Experience

The Use of Photochemical Grid Models to Analyze Transportation Actions

Process Considerations in Design of Ozone Contactor for Disinfection
A review of the fundamental information available in the existing literature covering the various design variables which affect the degree of inactivation of microorganisms by ozone is...

European Water Treatment Practices — Their Experience with Ozone
Today, more than 1100 water treatment plants worldwide use ozone for some purpose. In Europe, it is always regarded as a water-treatment technique and seldom simply as a disinfectant....

European Water Treatment Practices — The Promise of Biological Activated Carbon
Bacterial growths occur in all granulated activated carbon columns. In fact, it is difficult to prevent such growths. The Germans now deliberately foster aerobic bacterial growth by providing...

High Voltage Transmission Lines: Pros and Cons
This article, written in response to a CE Engineering News item, puts into perspective some of the pros and cons of high voltage transmission lines (500 and 765-kV lines). Specific problems...

Ozonation of Dilute, Low-Temperature Wastewater

Ozone Effect on Nitrogenous Matter in Effluents
A study of the effect of ozone on various nitrogenous compounds found in effluents was undertaken using two systems: (1)Effluents after lime treatment; and (2)solutions of specific nitrogenous...

 

 

 

 

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