Results 21 to 30 of about 40,417 (258)

The effect of different mouth washes and text messages reminder in the oral health of orthodontic patients

open access: yesBrazilian Journal of Oral Sciences, 2020
Aim: The aim of this study was to investigate the effect of different mouth washes and to study the effect of text message reminder on the oral health status of orthodontic patients treated with fixed appliances.
Saba N. Yaseen   +2 more
doaj   +1 more source

Chemical signatures of the Anthropocene in the Clyde Estuary, UK: sediment hosted Pb, 207/206 Pb, Total Petroleum Hydrocarbons (TPH), Polyaromatic Hydrocarbon (PAH) and Polychlorinated Bipheny (PCB) pollution records [PDF]

open access: yes, 2011
The sediment concentrations of total petroleum hydrocarbons (TPHs), polyaromatic hydrocarbons (PAHs), polychlorinated biphenyls (PCBs), Pb and 207/206Pb isotope ratios were measured in seven cores from the middle Clyde estuary (Scotland, UK) with an aim ...
Chenery, S.R.   +5 more
core   +1 more source

Evaluation of Chlorinated Hydrocarbon Concentrations in Tehran’s Districts Drinking Water [PDF]

open access: yesآب و فاضلاب, 2012
In this study Tehran’s drinking water was evaluated for the presence of chlorinated hydrocarbons during spring and summer of 2009. Chlorinated hydrocarbons are an important class of environmental pollutants that cause adverse health effects on human’s ...
Alireza Pardakhti   +4 more
doaj  

Heat-Activated Persulfate Oxidation of Chlorinated Solvents in Sandy Soil

open access: yesJournal of Spectroscopy, 2014
Heat-activated persulfate oxidative treatment of chlorinated organic solvents containing chlorinated ethenes and ethanes in soil was investigated with different persulfate dosages (20 g/L, 40 g/L, and 60 g/L) and different temperatures (30°C, 40°C, and ...
Jialu Liu   +4 more
doaj   +1 more source

A liquid chromatography tandem mass spectrometry method for simultaneous analysis of 46 atmospheric particulate-phase persistent organic pollutants and comparison with gas chromatography/mass spectrometry, [PDF]

open access: yes, 2017
A novel multi-analyte method for the simultaneous determination of 46 compounds of environmental concern, most of them belonging to the category of persistent organic pollutants, was developed using high-performance liquid chromatography and the results ...
Buiarelli, Francesca   +4 more
core   +1 more source

Cometabolic degradation mechanism and microbial network response of methanotrophic consortia to chlorinated hydrocarbon solvents

open access: yesEcotoxicology and Environmental Safety, 2022
The cometabolism mechanism of chlorinated hydrocarbon solvents (CHSs) in mixed consortia remains largely unknown. CHS biodegradation characteristics and microbial networks in methanotrophic consortia were studied for the first time.
Peipei Chen   +6 more
doaj   +1 more source

Inflammation mediators in employees in chronic exposure to neurotoxicants

open access: yesInternational Journal of Occupational Medicine and Environmental Health, 2014
Objectives: The aim of this work is to perform comparative estimation of cytokines levels in chlorinated hydrocarbons and metallic mercury exposure in employees in the dynamics of neurologic disorders formation.
Galina Bodienkova   +3 more
doaj   +1 more source

Solubility of fatty acids and other hydrophobic molecules in liquid trioleoylglycerol.

open access: yesJournal of Lipid Research, 1984
The fat solubilities of some long chain fatty acids, alcohols, alkanes, and triacyglycerols, and of some aromatic, chlorinated aromatic, and chlorinated aliphatic hydrocarbons were measured in trioleoylglycerol.
J S Patton   +4 more
doaj   +1 more source

Bioelectrochemical Chlorinated Aliphatic Hydrocarbons Reduction in Synthetic and Real Contaminated Groundwaters

open access: yesChemical Engineering Transactions, 2022
The widespread contamination of chlorinated aliphatic hydrocarbons (CAHs) as Perchloroethylene (PCE) and Trichloroethylene (TCE) over the past recent years and their uncorrected disposal and storing brought these substances to become one of the most ...
Edoardo Dell'Armi   +4 more
doaj   +1 more source

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