{"version":"1.0","type":"card","id":"88b0aeea-2b9e-41ed-a470-119f58847346","url":"https://stacklist.com/card/88b0aeea-2b9e-41ed-a470-119f58847346","title":"Microsoft Word - P8 PolySand","source_url":null,"note":" Jointing sand for paver installation, containing 60-100% crystalline silica sand/quartz, 1-5% Portland cement, and 1-5% polymer. Classified DANGER. Category 1A carcinogen, Category 1B skin corrosive/sensitizer; causes severe skin/eye burns and lung damage.\n","image":{"url":"https://ucarecdn.com/4b179128-cc38-41c5-ac70-59308ad04c5a/","alt":"Microsoft Word - P8 PolySand","width":1240,"height":1604},"stack":{"id":"3cf27cec-dbd6-45e8-91a8-2b98d78b6088","title":"Safety Data Sheets","url":"https://stacklist.com/stack/3cf27cec-dbd6-45e8-91a8-2b98d78b6088"},"created_at":"2026-07-16T17:01:18.703Z","updated_at":null,"aco":{"summary":"PolySand is a jointing sand product for paver installation manufactured by Pavestone Company that contains hazardous components including silica and Portland cement. The product poses serious health risks including carcinogenicity, skin corrosion, and respiratory damage requiring protective equipment and proper ventilation during use.","tags":["polysand","safety-data-sheet","hazardous-materials","silica","portland-cement","occupational-safety","paver-installation"],"key_entities":[{"name":"Pavestone Company","type":"organization","confidence":0.99},{"name":"INFOTRACK","type":"organization","confidence":0.85},{"name":"Atlanta, GA","type":"location","confidence":0.99},{"name":"PolySand","type":"technology","confidence":0.99},{"name":"Silica","type":"concept","confidence":0.98},{"name":"Portland Cement","type":"concept","confidence":0.98},{"name":"Crystalline Silica","type":"concept","confidence":0.97},{"name":"Silicosis","type":"concept","confidence":0.96}],"classification":"reference","language":"en","confidence":0.85,"provenance":{"model":"claude-haiku-4-5","tool":"@stacklist/be@0.1.0","confidence":0.85,"timestamp":"2026-09-23T10:39:21.992Z"},"token_counts":{"approximate":4093,"cl100k":3910},"content_hash":"sha256:59cd7891b93f4d066ebb08677c9e87e5245294c0bbce4dad199dc65549ce1957","acp_version":"0.2","body_available":true,"body_tokens":4093,"visibility":"public","agent_accessible":true,"status":"final"},"_links":{"self":"/api/public/card/88b0aeea-2b9e-41ed-a470-119f58847346.json","html":"https://stacklist.com/card/88b0aeea-2b9e-41ed-a470-119f58847346","md":"/api/public/card/88b0aeea-2b9e-41ed-a470-119f58847346.md","stack_json":"/api/public/stack/3cf27cec-dbd6-45e8-91a8-2b98d78b6088.json"}}