Characterization of cr/bentonite and hzsm-5 zeolite as catalysts for ethanol conversion to biogasoline... Several characterization methods: X-ray diffraction, Brunauer Emmett Teller (BET), thermogravimetry analysis (TGA), and catalyst activity tests using catalytic Muffler instrument and gas chromatography-mass spectrometry (GC-MS) for product analysis were performed on both catalysts....
Measurement of human exposure to fuel additives... The market survey shows that although the catalytic muffler will have a major impact on the market, it is predicted that producers can meet these demands
Trace metals in occupationally and nonoccupationally exposed individuals.... The market survey shows that although the catalytic muffler will have a major impact on the market, it is predicted that producers can meet these demands
Levels of platinum, palladium and lead in populations of southern environ. health perspect... The primary objective of this study was to obtain baseline levels of these metals prior to the introduction of the catalytic muffler....
