نتایج جستجو برای: kerosene
تعداد نتایج: 1547 فیلتر نتایج به سال:
Effect of kerosene and its soot on the chrysotile-mediated toxicity to the rat alveolar macrophages.
In order to examine the pulmonary toxicity of kerosene oil and its combustion product (soot) in asbestos-exposed rats, various biochemical and chemical parameters were assayed. Treatment of rats with a single intratracheal dose of chrysotile asbestos (5 mg) and kerosene (50 microliters) or its soot (5 mg) in combination led to an increased number of pulmonary alveolar macrophages (PAM), elevate...
Adulteration of diesel with kerosene is common malpractice since kerosene is cheaper than diesel. Such adulteration results in increased pollution, reduced lifetime of components, decrease in engine or machine performance etc. This paper presents a simple, extrinsic intensity modulated fiber optic sensor for determining adulteration of diesel by kerosene. The sensing principle is based on varia...
This study was conducted with the central aim of ascertaining the socioeconomic impacts of kerosene (paraffin) pricing on alternative sources of energy in Ibadan, a city in South West Nigeria. Data were collected through a survey of residential properties in Ibadan metropolis. Both descriptive statistics and multinomial logistic regression model were used for the empirical analysis. The models ...
BACKGROUND Accidental ingestion of kerosene is a potential source of morbidity and mortality in children. The objectives of the study are to determine to magnitude of the problem and proffer feasible solutions to reduce the frequency of occurrence. METHODOLOGY The medical records of all cases of kerosene poisoning admitted into Paediatric Medical Ward and Emergency Paediatric Unit were identi...
HOWELL, J, B. L., SOLBERT PERMUTT, D. F. PROCTOR AND R. ]L. RILEY. Effect of inflution of iha lung on d#erent parts of pub monary uascular bed. J. A& Physiol. 16(l): 71-76. 1961.-In excised lungs of dogs, the static pressure-volume characteristics of the vascular bed were determined with the vessels filled with dextran and again after replacement of the dextran with kerosene. Whereas the dextra...
Background and Objectives: Bioaugmentation is a superior technique in bioremediation of contaminated soils with petroleum hydrocarbons. The aim of this study was to evaluate the effect of isolated bacteria from activated sludge of Asalouyeh special zone municipal wastewater treatment for bioaugmentation of kerosene-contaminated soils and to study the growth of isolated bacteria in the presence ...
Abstract In this work, the role of appropriate mixing for mercaptan removal from Kerosene using caustic soda has been investigated in the pilot scale. Static mixer at different condition has been used as a passive mixing tool to achieve proper mixing and consequently high performance of mercaptan removal. Two lengths of static mixer including 20 and 40 cm as well as two pitches 1 and 3 m...
biodegradation of petroleum hydrocarbons (20 g/kg dw soil) was investigated in 3 media, differing in the kind of petroleum fractions. in the laboratory experiments, during 5 months, the activities of petroleum hydrocarbon-degrading microorganisms and dehydrogenase activity of soil was determined. gas chromatographic analysis showed the biological decontaminations for gas oil, kerosene and synth...
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