Germany is in second place in this list, with a combined iron and steel import value of $31 billion USD in 2014. The reason behind such immense iron and steel imports by Germany is that of its top position for iron and steel products across the world as a supplier, notably including automobiles and heavy machinery among them.
Rather, the red light comes on when the oil PRESSURE drops too low as determined by an oil pressure switch installed on the engine. No VW van ever came from the factory with an oil pressure gauge or oil level indicator, just a low oil pressure warning light. One-switch system: 1948-1985.
Incorrect Flame Colors. If the pilot light in your gas heater shows a lot of yellow, orange, red, purple or green color, this indicates inefficient combustion because other condensates are burning along with the methane. These condensates might include tar, dust, rust or oil, all of which are potentially hazardous chemicals.