In recent years, the effect of alcohols as an alternative fuel on emissions of IC engines has
been investigated in a lot of experimental works. However there is a lack of a …

The objective of this study is to reveal quantitative analysis of exhaust emissions and engine
performance of mid-level (0–40% volume) hydrous ethanol as a practical fuel to be used in …

The Mexican Biofuel Introduction Program states that during year 2010 the three biggest
Mexican cities will have a gasoline blending with 6% ethanol available for all gasoline on …

The data for formaldehyde and acetaldehyde levels in ambient air of the city of Rio de
Janeiro, obtained in the period from 4 December 1998 to 17 January 2001 is presented. A …

A comprehensive monitoring campaign to assess aldehydes and BTEX concentrations was
performed during 12 months, in the Tijuca district (Rio de Janeiro), an area with commercial …

A spark ignition engine is used to determine the influence of fuel composition and air/fuel
equivalence ratio on the exhaust emissions of regulated pollutants. Two specific fuel …

Bioethanol is the world's largest-produced alternative to petroleum-derived transportation
fuels due to its compatibility within existing spark-ignition engines and its relatively mature …

The removal of sulphate-based crusts from stone artworks using sulphate-reducing bacteria
(SRB) has been proven to be an effective cleaning procedure. However, some concerns still …

Prefacio la idea de escribir un libro sobre plantas tóxicas en Colombia me surgió hace
varios años, luego de encontrar que no existía literatura sistematizada sobre este tema, a …

Atmospheric particulates (dust) deposited on buildings are a complex chemical and
mineralogical mixture including transition metal oxide matrices that act as a significant …