This study aims to determine the effect of installing modified copper C-SiO2-ZSM5 in the
exhaust, installing modified copper in the exhaust to reduce CO and HC. The two methods …

This research has provided additional information to conduct performance evaluation of
petrol, ethanol and spent engine oil using various mix ratio of sample 0 (98%: 00: 02%) as …

Ethanol is currently the most extensively employed biofuel. Although ethanol as a biofuel
has challenges in terms of transportation and storage, it can be used as a standalone fuel or …

Tingginya kebutuhan akan transportasi berdampak terhadap meningkatnya jumlah
kendaraan dan konsumsi bahan bakar, akibatnya pencemaran udara semakin meningkat …

As a result of the effects caused by petroleum fuels on global warming and climate change,
the world's concern of finding environmentally friendly and less harmful alternative fuels has …