A spark plug (sometimes, in British English, a sparking plug,[1] and, colloquially, a plug) is a device for delivering electric current from an ignition system to the combustion chamber of a spark-ignition engine to ignite the compressed fuel/air mixture by an electric spark, while containing combustion pressure within the engine.
Top 10 amazing movie makeup transformations. A concrete finisherâs main job is to smooth concrete as soon as itâs been poured to ensure that it dries evenly and to make sure that the project as a whole achieves consistent results when it comes to final texture, thickness, and density.
Concrete stain is a water-based product that coats the concrete and becomes a permanent part of the surface. The stains can fade and wear over time, but sealer helps protect them. Concrete stains are different from acid (or etching) stains, which chemically react with minerals in the concrete to change the color.