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Oil may just be oil to most, but there’s a lot more to it than that, writes JAKE VENTER Oil does a lot more than just make contacting surfaces slippery. It also prevents direct contact between surfaces, most of the time, by interposing a tough layer of molecules in-between. This reduces wear by reducing friction. In addition, a flow of oil cools engine parts by carrying the heat away. In many cases, the lubricant will also inhibit corrosion and reduce […]

Passive safety technology can greatly decrease the severity of road accidents. New active safety technology, however, can assist in preventing accidents altogether. Consider the following. Traffic on European roads has increased three-fold over the past 30 years, yet the number of road-related fatalities has actually been halved.

Much is said and written about alternative fuels. But, as CHARLEEN CLARKE notes, the diesel engine still has considerable merit. All over the planet, manufacturers are rushing to introduce hybrids, electrically powered vehicles or vehicles powered by alternative fuels. And yes, these concepts all have considerable merit. However, it would be a mistake to forget about the lowly diesel.