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 is a composite material which is made up of a filler and a binder. The binder (cement paste) glues the filler together to form a synthetic conglomerate. The constituents used for the binder are cement and water, while the filler can be fine or coarse aggregate.