#grinding

• To abrade — (Technical, rare) To perform an abrasion operation; cutting or smoothing a rigid surface through friction with abrasive materials; to grind or polish industrially.
• Abrasive — A natural or artificial product or material (such as diamond, corundum, carborundum, or sand) composed of hard granules used through friction, wear, or impact to cut, polish, clean, or smooth metallic, wooden, or mineral surfaces; (adjectival, literal) possessing a rough structure capable of wearing down or eroding through friction; (adjectival, figurative) a communication style, behavior, or individual character marked by harshness, aggressiveness, verbal roughness, lack of tact, and a tendency to generate interpersonal conflicts or tensions.
• Abrador — (Technical, rare) A device, tool, or apparatus used to perform abrasion, cleaning, or polishing operations through sandblasting or friction; (rare) a worker skilled in processing surfaces with abrasive materials.
• Crushing — The act of crushing, grinding, or fragmenting and its result; a physical or mechanical process of breaking solid bodies or raw materials into smaller fragments or powder.
• To file — To subject a material, object, or surface to a rough finishing process through friction or smoothing; to file, grind, or polish in a rudimentary manner using coarse tools to eliminate prominent rough edges. Figuratively or contextually, the term can describe the act of patiently shaping, adjusting, or correcting the features of an object or character.
• To sharpen — An archaic or regional phonetic variant of the verb 'a ascuți'; the action of making the tip or edge of a tool, metal object, or instrument sharp, pointed, or thin through friction, grinding, or polishing. In a figurative or structural sense, it can describe the sharpening of senses, attention, or a conflictual state.
• Sharpening — The act of sharpening and its result; a physical, mechanical, or manual process through which the cutting edge is thinned or the tip of an instrument, tool, or metal object is profiled through abrasive friction. In a figurative sense, the term defines the structural intensification, refinement, or stimulation of the senses, observation skills, or the worsening of a conflictual state or crisis.
• Sharpening shop — A workshop or specially arranged technical space where the activity of sharpening, grinding, and reconditioning instruments, tools, blades, or industrial cutting implements is carried out.