Results 11 to 20 of about 15,875 (218)

Butane encephalopathy [PDF]

open access: yesEmergency Medicine Journal, 2005
Volatile solvent abuse (VSA) is defined at the "intentional inhalation of a volatile substance for the purpose of achieving a euphoric state". The lifetime prevalence of VSA in the UK remains steady at around 15%, the fourth highest rate in Europe, and VSA is the most common form of drug abuse in the 11-15 year age group in England and Wales. A 13 year
D, Harris, Z, Mirza
openaire   +2 more sources

Diversity in Butane Monooxygenases among Butane-Grown Bacteria [PDF]

open access: yesApplied and Environmental Microbiology, 1999
ABSTRACT Butane monooxygenases of butane-grown Pseudomonas butanovora , Mycobacterium vaccae JOB5, and an environmental isolate, CF8, were compared at the physiological level. The presence of butane monooxygenases in these bacteria was indicated by the following results. (i) O
N, Hamamura   +3 more
openaire   +2 more sources

Direct synthesis of iso-butane from synthesis gas or CO2 over CuZnZrAl/Pd-β hybrid catalyst

open access: yesJournal of Saudi Chemical Society, 2017
The effect of various factors on the catalytic performance of iso-butane formation over CuZnZrAl/Pd-β hybrid catalyst via synthesis gas or CO2 hydrogenation has been deeply investigated in this work.
Congming Li   +5 more
doaj   +1 more source

Analysis of automation through sensors through gas sensors in different directions [PDF]

open access: yesE3S Web of Conferences
The MQ2 and MQ4 sensors are highly popular gas sensors utilized in a wide range of applications for the detection and measurement of various gases. Renowned for their simplicity, affordability, and ease of use, MQ sensors have become a preferred choice ...
Mukhtarov Farrukh   +5 more
doaj   +1 more source

Neuropsychological, neuroimaging and autopsy findings of butane encephalopathy

open access: yesBMC Neurology, 2023
Background Butane is an aliphatic hydrocarbon used in various commercial products. While numerous reports of sudden cardiac-related deaths from butane inhalation have been described, butane-associated acute encephalopathy has rarely been reported.
Jaeseob Yun   +17 more
doaj   +1 more source

OIL SLUDGE AND TAR SANDS AS AN IMPORTANT SOURCE OIL AND PROBLEMATIC ENVIRONMENTAL FACTORS

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2017
The paper represents the results of implementation of liquid and supercritical fluid extraction processes in order to extract oil-products from oil sludge.
V. F. Khairutdinov, F. M. Gumerov
doaj   +1 more source

Simulations of Graphene Nanoribbon Field Effect Transistor for the Detection of Propane and Butane Gases: A First Principles Study

open access: yesNanomaterials, 2020
During the last few years graphene has emerged as a potential candidate for electronics and optoelectronics applications due to its several salient features. Graphene is a smart material that responds to any physical change in its surrounding environment.
Muhammad Haroon Rashid   +2 more
doaj   +1 more source

Effects of extraction methods on the quality of elderberry seed oil

open access: yesShipin yu jixie, 2022
Objective: This study aimed to compare the effects of different extraction methods including cold pressing extraction, soxhlet extraction and subcritical butane extraction on the yield, physicochemical properties, fatty acid composition and in vitro ...
XUE Qing   +7 more
doaj   +1 more source

Butane Gas Inhalation Resulting in Death: Two Case Reports

open access: yesMedicine Science, 2015
Today, abuse of volatile substances is an increasingly common public health problem in Turkey, as throughout the world. These substances are attractive to childen and adolescents as products containing inhalants are relatively inexpensive, legally and ...
Ramazan Ilhan   +3 more
doaj   +1 more source

1‐Azabicyclo[1.1.0]butanes (ABBs) on the Map: Mechanistic Pathways for Catalytic Ring Opening and Functionalizations

open access: yesAngewandte Chemie, EarlyView.
Catalytic strain‐release ring opening and functionalizations of 1‐azabicyclo[1.1.0]butanes (ABBs) represent a promising strategy for accessing diverse azetidine products. These transformations proceed via polar pathways, radical pathways, and hybrid mechanisms that combine both.
James Shao‐Jiun Yang   +1 more
wiley   +2 more sources

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