Manufacturers of Detailing related products
A very frequent difference in liquid or paste products is the carrier within the product. This carrier can either be a water-based solution, or oil based. The largest quantity of a certain ingredients often determines what the carrier is. Within an emulsion, oil is dissolved into water with the use of an emulsifier. Technically speaking, the oil is still in suspension within the emulsion but is statistically distributed.
The pencil scale is a test of hardness that gives an impression on how hard a certain coating is. The test is done by pressing a pencil with a certain hardness firmly on the surface on a 45 degrees angle. The highest grade that does not make permantently mark the surface is the score for the pencil scale.