نتایج جستجو برای: gasoline station
تعداد نتایج: 52735 فیلتر نتایج به سال:
Gasoline is a globally used primary fuel. The submicron particles at gasoline stations have not been extensively investigated. This study aimed to evaluate the exposure concentrations and inhalation risk of station. Temporal variations in particle size distributions were measured using real-time system. effective doses deposited different organs analyzed computational fluid dynamics model value...
The aim of the present study was to find methods for enhancing rates of hydrocarbon biodegradation in gasoline contaminated soil by ex situ bioremediation. Red soil (RS) was treated with gasoline-spilled soil (GS) from a gasoline station and different combinations of amendments were prepared using (i) mixed bacterial consortium (MC), (ii) poultry litter (PL), (iii) coir pith (CP) and (iv) rhamn...
In Brazil, gasoline and ethanol coexist as automotive fuels and are becoming closer substitutes as flex cars become more widely adopted. We employ this source of variation in a large panel of weekly prices at the station level to show that fuel prices have fallen in response to this change. This finding is evidence of market power in fuel retail and indicates that innovations that increase cons...
Isa bey tekke does not exist any more in Sarajevo. This valuable cultural heritage object was completely destroyed and a gasoline station was built in its place. Virtual reconstruction has recovered the appearance of the building, but not what was happening inside. The Mevlevi dervish ritual was presented using interactive computer animation. The goal of this paper is to explore the perception ...
I measure price dispersion among differentiated retail gasoline sellers and study the relationship between dispersion and the local competitive environment. Significant price dispersion exists even after controlling for differences in station characteristics, and price differences between sellers change frequently. The extent of price dispersion is related to the density of local competition, b...
In the classic Economic Order Quantity model the purchasing cost of an order is paid at the time of its receipt. In some cases retailers ask purchasers to pay all or a fraction of the purchasing cost in advance and may allow them to divide the prepayment into several equal-sized parts. In this paper, an economic order quantity model for an evaporating item with partial backordering and partial ...
In a gasoline-contaminated site in Düsseldorf, Germany a two-year monitoring program was carried out to determine the presence, behavior, and fate of 12 gasoline additives in a total of 96 samples from 14 groundwater wells. The origin of contamination was suspected to be a gasoline spill at a gas station. Target compounds were methyl-tert-butyl ether (MTBE), its main degradation products, tert-...
[no abstract available]
Benzene is a ubiquitous environmental pollutant and an important industrial chemical present in both gasoline and motor vehicle emissions. Occupational human exposure to benzene occurs in the petrochemical and petroleum refining industries as well as in gas-station workers, where it can lead to benzene poisoning (BP), but the mechanisms of BP are not completely understood. In Brazil, a signific...
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