{"id":94872,"date":"2023-08-29T10:09:12","date_gmt":"2023-08-29T10:09:12","guid":{"rendered":"https:\/\/stopcarcinogensatwork.eu\/fact\/prach-z-tvrdeho-dreva\/"},"modified":"2026-06-13T11:32:22","modified_gmt":"2026-06-13T11:32:22","slug":"prach-z-tvrdeho-dreva","status":"publish","type":"fact","link":"https:\/\/stopcarcinogensatwork.eu\/sk\/fact\/prach-z-tvrdeho-dreva\/","title":{"rendered":"Prach z tvrd\u00e9ho dreva"},"content":{"rendered":"<blockquote><p>Odhaduje sa, \u017ee pribli\u017ene 3 mili\u00f3ny pracovn\u00edkov v E\u00da s\u00fa vystaven\u00ed prachu z tvrd\u00e9ho dreva. Dlhodob\u00e9 vystavenie prachu z tvrd\u00e9ho dreva m\u00f4\u017ee sp\u00f4sobi\u0165 rakovinu nosa a pr\u00ednosov\u00fdch dut\u00edn. Prach z tvrd\u00e9ho dreva je pod\u013ea IARC klasifikovan\u00fd ako karcinog\u00e9n skupiny 1, \u010do znamen\u00e1, \u017ee sa pova\u017euje za jednozna\u010dn\u00fa pr\u00ed\u010dinu rakoviny u \u013eud\u00ed.  <\/p><\/blockquote>\n<h2>Kde sa vyskytuj\u00fa rizik\u00e1<\/h2>\n<p>Najvy\u0161\u0161ie \u00farovne expoz\u00edcie sa vo v\u0161eobecnosti vyskytuj\u00fa v profesi\u00e1ch s\u00favisiacich s drev\u00e1rskym priemyslom a v\u00fdrobou dreven\u00e9ho n\u00e1bytku, ako s\u00fa napr\u00edklad obsluha br\u00fasok, Oper\u00e1tor tla\u010de v drev\u00e1rskom priemysle a obsluha s\u00fastruhov. K vystaveniu drevn\u00e9mu prachu v\u0161ak m\u00f4\u017ee d\u00f4js\u0165 pri ktorejko\u013evek oper\u00e1cii alebo procese, ktor\u00fd tvor\u00ed \u017eivotn\u00fd cyklus v\u00fdrobkov z dreva, od v\u00fdrubu a\u017e po in\u0161tal\u00e1ciu a kone\u010dn\u00fa \u00fapravu. Pr\u00edklady, kde doch\u00e1dza k expoz\u00edcii, s\u00fa pri v\u00fdstavbe budov a lod\u00ed, v lesn\u00edctve a v stol\u00e1rskom priemysle.  <\/p>\n<h2>Viac o l\u00e1tke<\/h2>\n<p>Prach z tvrd\u00e9ho dreva vznik\u00e1, ke\u010f sa stroje alebo n\u00e1stroje pou\u017e\u00edvaj\u00fa na rezanie alebo tvarovanie tvrd\u00e9ho dreva. Ve\u013ek\u00e9 mno\u017estvo drevn\u00e9ho prachu vznik\u00e1 napr\u00edklad na p\u00edlach. V\u00e4\u010d\u0161ie \u010dastice prachu zost\u00e1vaj\u00fa v nose a nosov\u00fdch d\u00fdchac\u00edch cest\u00e1ch a m\u00f4\u017eu sp\u00f4sobi\u0165 rakovinu nosa. Men\u0161ie \u010dastice m\u00f4\u017eu prenikn\u00fa\u0165 hlb\u0161ie do p\u013e\u00fac s mo\u017enos\u0165ou vzniku astmy, alveolit\u00eddy a in\u00fdch p\u013e\u00facnych patol\u00f3gi\u00ed. Tento ve\u013emi jemn\u00fd prach vznik\u00e1 najm\u00e4 pri br\u00fasen\u00ed alebo rezan\u00ed a je najnebezpe\u010dnej\u0161\u00ed. Jemn\u00fd prach sa \u0161\u00edri aj \u010falej z procesu rezania. Mno\u017estvo a druh uvo\u013e\u0148ovan\u00e9ho drevn\u00e9ho prachu z\u00e1vis\u00ed od spracov\u00e1van\u00e9ho dreva, pou\u017eit\u00e9ho stroja a zaveden\u00fdch opatren\u00ed na riadenie riz\u00edk.      <\/p>\n<p>V platnosti je z\u00e1v\u00e4zn\u00e1 limitn\u00e1 hodnota expoz\u00edcie na pracovisku stanoven\u00e1 E\u00da vo v\u00fd\u0161ke 2 mg\/m\u00b3 (TWA &#8211; skratka pre \u010casovo v\u00e1\u017een\u00fd priemer &#8211; Time Weighted Average).<\/p>\n<h2>Nebezpe\u010denstv\u00e1, ktor\u00e9 sa m\u00f4\u017eu vyskytn\u00fa\u0165<\/h2>\n<p>Ke\u010f pracovn\u00edci vdychuj\u00fa drevn\u00fd prach, usadzuje sa v nose, hrdle a in\u00fdch d\u00fdchac\u00edch cest\u00e1ch. Expoz\u00edcia na drevn\u00fd prach m\u00f4\u017ee sp\u00f4sobi\u0165 ochorenia d\u00fdchac\u00edch ciest, podr\u00e1\u017edenie o\u010d\u00ed, ko\u017en\u00e9 ochorenia a v pr\u00edpade dlhodobej expoz\u00edcie aj rakovinu. \u010eal\u0161\u00edm rizikom pri spracovan\u00ed dreva je, \u017ee dreven\u00e9 predmety m\u00f4\u017eu obsahova\u0165 in\u00e9 nebezpe\u010dn\u00e9 l\u00e1tky. Pri v\u00fdrobe v\u00e4\u010d\u0161iny dosiek sa napr\u00edklad pou\u017e\u00edvaj\u00fa \u017eivice obsahuj\u00face Formaldehyd. Koexpoz\u00edcia prachu z tvrd\u00e9ho dreva a Formaldehydu zvy\u0161uje riziko vzniku rakoviny nosohltana.    <\/p>\n<p><strong>Odhaduje sa, \u017ee latencia medzi expoz\u00edciou a rakovinou nosa sp\u00f4sobenou drevn\u00fdm prachom je najmenej 20 rokov.<\/strong><\/p>\n<h2>\u010co m\u00f4\u017eete urobi\u0165<\/h2>\n<p>Expoz\u00edciu mo\u017eno zn\u00ed\u017ei\u0165 vedom\u00fdm v\u00fdberom druhov dreva, zariaden\u00ed a pracovn\u00fdch postupov. Lok\u00e1lne \u0165a\u017eobn\u00e9 zariadenia by sa mali pravidelne kontrolova\u0165. V ide\u00e1lnom pr\u00edpade by sa mali pou\u017e\u00edva\u0165 stroje na spracovanie dreva s integrovan\u00fdmi ods\u00e1vac\u00edmi syst\u00e9mami. Stroje by mali ma\u0165 aj program prevent\u00edvnej \u00fadr\u017eby, aby sa zabezpe\u010dila spr\u00e1vna prev\u00e1dzka po\u010das celej \u017eivotnosti syst\u00e9mu. Pravidelne vykon\u00e1vajte spr\u00e1vne merania expoz\u00edcie, aby bolo zn\u00e1me, kedy a kde treba prija\u0165 opatrenia. Vy\u0161etrite, ak pracovn\u00edci hl\u00e1sia respira\u010dn\u00e9 pr\u00edznaky, a zapojte do vy\u0161etrovania lek\u00e1ra pracovnej zdravotnej slu\u017eby. Najlep\u0161\u00edm rie\u0161en\u00edm je kontrolova\u0165 expoz\u00edciu prostredn\u00edctvom kon\u0161truk\u010dn\u00fdch a technick\u00fdch \u00faprav, napr\u00edklad in\u0161tal\u00e1ciou ods\u00e1vacieho ventila\u010dn\u00e9ho syst\u00e9mu so zbera\u010dmi umiestnen\u00fdmi v miestach, kde sa vytv\u00e1ra prach.      <\/p>\n<p>Hygiena na pracovisku, ako napr\u00edklad odstra\u0148ovanie prachu zo stolov a podl\u00e1h, je d\u00f4le\u017eit\u00e1 a predstavuje k\u013e\u00fa\u010dov\u00e9 organiza\u010dn\u00e9 opatrenie. \u010cistenie od prachu by sa malo vykon\u00e1va\u0165 tak, aby sa zabr\u00e1nilo expoz\u00edcii prachu a jeho \u0161\u00edreniu, a to pou\u017e\u00edvan\u00edm priemyseln\u00fdch vys\u00e1va\u010dov s filtrami HEPA a v\u017edy sa vyh\u00fdbajte zametaniu nasucho a pou\u017e\u00edvaniu stla\u010den\u00e9ho vzduchu. <\/p>\n<p>Neust\u00e1le upozor\u0148ujte pracovn\u00edkov na \u00fa\u010dinky expoz\u00edcie. Okrem toho za\u0161ko\u013eujte pracovn\u00edkov o nebezpe\u010denstv\u00e1ch, bezpe\u010dn\u00fdch pracovn\u00fdch postupoch a o \u00fa\u010dinn\u00fdch hygienick\u00fdch opatreniach. Osobn\u00e1 ochrana, ako s\u00fa respir\u00e1tory, s\u00fa kr\u00e1tkodob\u00fdm rie\u0161en\u00edm na zn\u00ed\u017eenie expoz\u00edcie a mali by sa pou\u017e\u00edva\u0165 len ako posledn\u00e1 mo\u017enos\u0165.  <\/p>\n<p><em>Zdroje: IARC<\/em><\/p>\n","protected":false},"template":"","carcinogens":[5579],"class_list":["post-94872","fact","type-fact","status-publish","hentry","carcinogens-prach-z-tvrdeho-dreva"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.0 (Yoast SEO v28.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Prach z tvrd\u00e9ho dreva - %<\/title>\n<meta name=\"description\" content=\"Dlhodob\u00e9 vystavenie prachu z tvrd\u00e9ho dreva m\u00f4\u017ee sp\u00f4sobi\u0165 rakovinu nosa a pr\u00ednosov\u00fdch dut\u00edn. 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