ASE REFINISHING PRACTICE Questions and Correct Answers/ Latest Update / Already Graded

A hazy, milky, paint surface is also known as Ans: Blushing is when the paint gets milky look to it from humidity trapped in the paint film. What does the digital mil thickness gauge show? Ans: It measures the thickness of a paint film. The letters TPO are on a plastic part. The letters stand for Ans: TPO stands for thermoplastic olefin. A painted surface has small craters caused by silicone containment. These are also called Ans: Fish-eyes are caused by silicone containment on the surface. Pattern control knob Ans: The fluid knob is located below the pattern control knob. The gradual change in height from bare metal to topcoat is called Ans: The gradual change in height from metal to topcoat is called a featheredge. Solvent pop may look like Ans: Solvent popping may look like pinholes because as the solvent works its way to the surface, it can pop and leave holes in the paint surface. In a multi-stage paint, the intermediate layer is the 2 | Page Ans: The intermediate coat is typically a pearl coat. Some multi-stage finishes have a tinted clear as the intermediate coat, but peal is more common. Exterior moldings are attached using Ans: Silicone adhesive is not used to attach exterior moldings. Silicone-based adhesives are not compatible with painted surfaces. What is the name for paint cracking Ans: Micro-checking, crows feet, and line checking are all examples of paint that is cracked. Chalkin is when a paint surface turns white as it gets older. What is an example of airborne industrial contamination Ans: Rail dust, acid rain, and soot are all examples of industrial contamination. They are all byproducts of industry. Tree sap is considered organic contamination. What type of paint is the easiest to match Ans: Single-stage paint can be solid or metallic. It can be various types of paints such as lacquer, enamels, and urethane. A base coat needs to be clear coated so it is not single stage paint. Bleed-through causes Ans: Bleed-through causes discoloration on the undercoats and the topcoats. Bleed-through does not cause pinholes. Molting is a spray technique problem. Bleed-through cannot cause rust. It is caused by bare metal, moisture, and oxygen. What is a hazardous waste Ans: The cleaning process removes dirt, oil, road tar, grease, and other oil and water-based contaminants. It does not remove paint from the surface. What is least likely to be picked up by a tack rag 3 | Page Ans: A tack rag will pick up loose particles on the surface to be painted. It will pick up hair, dirt, fuzz, lint, and so on. A tack rag is not absorbent so it will not pick up water from the surface.