{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.dust","code":"thing-q165632","url":"https://ver.cy/models/thing/q165632/","name":"dust","alternateNames":["Wood dust","desert dust","Hanānā","household dust","marble dust","ejecta","grave dust","Saharan air layer","cryoconite","coal dust","respirable dust","silica dust"],"kind":"thing","status":"published","version":"0.2.0-wave.4","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.MAT"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"Fine solid particles suspended in air or settled on surfaces, from household dust of skin flakes, fibres and soil to wood dust, marble and other mineral dusts from cutting and grinding, desert dust carried across oceans by storms, volcanic and impact ejecta, and cosmic dust; dust affects air quality, health, climate and machinery, and some dusts are regulated as occupational hazards or explosive.","purpose":"Let an agent explain dust and its kinds, relay sources, health and environmental effects from air quality and occupational health sources, describe control and cleaning practices in general terms, and distinguish dust from smoke, ash, aerosol as a general class and the Hanana ritual sense listed as an alias.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Fine particles","Many sources","Health hazard","Long-range transport"],"structure":{"bundles":[{"id":"understand","name":"Understand","description":"What dust is.","layers":[{"id":"definition","name":"Definition","description":"Definition and kinds.","findings":[{"id":"definition-finding","name":"Definition","description":"Definition.","questions":[{"text":"What is dust, and how do household, occupational, mineral, volcanic and cosmic dusts differ from smoke and ash?","kind":"definition"},{"text":"Is the question about dust in general, a kind, health, cleaning or the misfiled ritual alias?","kind":"boundary"}]}]},{"id":"sources","name":"Sources","description":"Sources.","findings":[{"id":"sources-finding","name":"Sources","description":"Sources.","questions":[{"text":"Where does dust come from, and how is it transported and deposited?","kind":"definition"},{"text":"Which entry fits the specific source?","kind":"action"}]}]}]},{"id":"health","name":"Health","description":"Health and safety.","layers":[{"id":"exposure","name":"Exposure","description":"Health effects.","findings":[{"id":"exposure-finding","name":"Exposure","description":"Exposure.","questions":[{"text":"What health effects do dusts have, from allergies to silicosis and cancer, as authorities report?","kind":"provenance"},{"text":"Is the user asking about their own symptoms or workplace, which need a professional?","kind":"boundary"}]}]},{"id":"control","name":"Control","description":"Control.","findings":[{"id":"control-finding","name":"Control","description":"Control.","questions":[{"text":"How is dust controlled in workplaces and homes, and how are dust explosions prevented?","kind":"provenance"},{"text":"Which references are standard?","kind":"provenance"}]}]}]},{"id":"environment","name":"Environment","description":"Environment.","layers":[{"id":"desert","name":"Desert","description":"Desert dust.","findings":[{"id":"desert-finding","name":"Desert","description":"Desert.","questions":[{"text":"How does desert dust affect climate, oceans and air quality far from its source?","kind":"provenance"},{"text":"Which sources are cited?","kind":"provenance"}]}]},{"id":"space","name":"Space","description":"Volcanic and cosmic dust.","findings":[{"id":"space-finding","name":"Space","description":"Space.","questions":[{"text":"What are volcanic ejecta and cosmic dust, and why do they matter?","kind":"provenance"},{"text":"Which entry fits cosmic dust?","kind":"action"}]}]}]},{"id":"context","name":"Context","description":"Measurement and culture.","layers":[{"id":"measurement","name":"Measurement","description":"Measurement.","findings":[{"id":"measurement-finding","name":"Measurement","description":"Measurement.","questions":[{"text":"How is dust measured as particulate matter?","kind":"measurement"},{"text":"Which entry fits particulate matter?","kind":"action"}]}]},{"id":"culture","name":"Culture","description":"Culture.","findings":[{"id":"culture-finding","name":"Culture","description":"Culture.","questions":[{"text":"How does dust appear in culture and religion, and what is the Hanana ritual the alias names?","kind":"provenance"},{"text":"Which entry fits the specific topic?","kind":"action"}]}]}]}]},"agentConduct":{"may":["Describe kinds of dust and their sources from household to cosmic.","Report dust levels from sensors the agent is authorized to read.","Remind workers and households to use ventilation and protection when cutting or sanding."],"mustNot":["Advise cutting, sanding or sweeping materials that may contain asbestos or silica without protection.","Ignore conditions that could cause a dust explosion in industrial settings.","Understate the health effects of dust exposure at work.","Merge the unrelated ritual alias with the material."],"requiresHuman":["Work that disturbs material suspected to contain asbestos.","Restarting equipment in an area where dust has accumulated near ignition sources."]},"ethics":{"considerations":["Dust from work causes lung disease that often appears years later.","Desert and wildfire dust harms people far from its source."],"affectedParties":["Workers","Children and people with asthma","Communities near dust sources"]},"owners":{"steward":"The site operator for workplace dust; environmental authorities monitor air quality.","roles":[],"masterSystems":["Air quality monitoring networks"]},"relations":[{"target":"Q104541","type":"parent","note":"registry parent class"},{"target":"aerosol","type":"related","note":"in registry terms"},{"target":"particulate matter","type":"related","note":"in air quality"},{"target":"smoke","type":"related","note":"from combustion"},{"target":"Saharan dust","type":"related","note":"in long-range transport"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.dust","Wikidata: Q165632 (https://www.wikidata.org/wiki/Q165632)"]},"properties":{"applicability":"required","items":["PM10 size: under 10 micrometres","Saharan dust transported: over 100 million tonnes per year - to the Americas, estimates","wood dust classification: carcinogenic note - IARC group 1"]},"recognition":{"applicability":"required","items":["Fine solid particles","Household dust, wood dust, marble dust, desert dust, ejecta","Smoke is combustion aerosol; ash is combustion residue; the Hanana is a Bahraini ritual name that appears misfiled","Fine grey or brown particles in air or on surfaces."]},"capabilities":{"applicability":"required","items":["explain kinds and sources","relay health and environmental effects","describe control practices","distinguish related terms"]},"hazards":{"applicability":"required","items":["Respiratory disease from dust exposure","Dust explosions in industry","Registry alias naming a ritual unrelated to dust"]},"interfaces":{"applicability":"required","items":["Air quality standards for PM10 and PM2.5","Occupational exposure limits for wood, silica and other dusts","Combustible dust safety standards"]},"context":{"applicability":"required","items":["Not applicable; particulate matter.","household dust","occupational dusts such as wood, marble, silica and flour","mineral and desert dust","volcanic ash and impact ejecta","cosmic and interplanetary dust","combustible dusts"]}},"sources":[{"title":"Wikidata item Q165632: dust","url":"https://www.wikidata.org/wiki/Q165632","note":"identity and sense of the item"},{"title":"Wikipedia: Dust","url":"https://en.wikipedia.org/wiki/Dust","note":"general description of the item"}],"openQuestions":["Should wood dust, desert dust and cosmic dust be separate primary entries?","How should air quality sources be linked?","The registry entry has a Hanana alias that appears misfiled; should it be moved?"],"resources":{"spec":"/models/things/publications/thing-q165632/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q165632/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-13T13:03:09Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-06T19:51:54+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}