Engar \u00e1\u00e6tlanir eru tilt\u00e6kar um n\u00faverandi fj\u00f6lda starfsmanna sem ver\u00f0a fyrir \u00e1hrifum af p\u00fdr\u00f3katek\u00f3li (1,2-d\u00edh\u00fddrox\u00fdbenseni) \u00ed ESB.
\n P\u00fdr\u00f3katek\u00f3l er nota\u00f0 \u00ed f\u00f6stu og flj\u00f3tandi formi. \u00dear sem \u00fea\u00f0 getur komist \u00ed gegnum h\u00fa\u00f0ina eru b\u00e6\u00f0i inn\u00f6ndun og snerting vi\u00f0 h\u00fa\u00f0 vi\u00f0eigandi \u00fatsetningarlei\u00f0ir.
\n Efni\u00f0 er flokka\u00f0 samkv\u00e6mt CLP regluger\u00f0 ESB sem grunur um krabbameinsvaldandi \u00e1hrif hj\u00e1 m\u00f6nnum (flokkur 1B). <\/p>\n
V\u00e1hrif p\u00fdr\u00f3katek\u00f3ls \u00ed starfi eiga s\u00e9r a\u00f0allega sta\u00f0 \u00ed efna- og lyfjaframlei\u00f0slu, t\u00e6knilegum pr\u00f3funum og greiningum og \u00ed sumum i\u00f0na\u00f0i eftir vinnslu eins og yfirbor\u00f0sme\u00f0fer\u00f0, rafeindat\u00e6kni, g\u00famm\u00ed- og plastframlei\u00f0slu og v\u00e9laframlei\u00f0slu.
\nFagf\u00f3lk sem er \u00ed mestri h\u00e6ttu \u00e1 a\u00f0 ver\u00f0a fyrir \u00e1hrifum af p\u00fdr\u00f3katek\u00f3li eru me\u00f0al annars starfsmenn efnaferla, eimingar-, bl\u00f6ndunar- og tankst\u00f6\u00f0varstarfsmenn, sem og vi\u00f0haldsstarfsmenn, ranns\u00f3knarstofut\u00e6knimenn og efnafr\u00e6\u00f0ingar. Starfsmenn sem vinna vi\u00f0 rafh\u00fa\u00f0un og yfirbor\u00f0sme\u00f0h\u00f6ndlun og framlei\u00f0slu rafeindat\u00e6kja geta einnig or\u00f0i\u00f0 fyrir \u00e1hrifum.
\n L\u00edklegast er a\u00f0 v\u00e1hrifin komi fram vi\u00f0 starfsemi \u00fear sem efni\u00f0 er me\u00f0h\u00f6ndla\u00f0 \u00ed opnum kerfum e\u00f0a \u00fear sem innilokun er ekki fullkomlega virk, svo sem vi\u00f0 bl\u00f6ndun e\u00f0a bl\u00f6ndun, d\u00fdfingu, h\u00fa\u00f0un e\u00f0a yfirbor\u00f0sme\u00f0h\u00f6ndlun. Aukin v\u00e1hrif geta komi\u00f0 fram vi\u00f0 vi\u00f0hald og \u00ferif. <\/p>\n
P\u00fdr\u00f3katek\u00f3l er fast efni vi\u00f0 stofuhita, yfirleitt hv\u00edtt til br\u00fant kristalla\u00f0 fast efni sem getur d\u00f6kkna\u00f0 vi\u00f0 \u00fatsetningu fyrir lofti. P\u00fdr\u00f3katek\u00f3l leysist mj\u00f6g vel upp \u00ed vatni og m\u00f6rgum l\u00edfr\u00e6num leysum. <\/p>\n
P\u00fdr\u00f3katek\u00f3l er ekki mj\u00f6g eldfimt e\u00f0a sprengifimt vi\u00f0 venjulegar a\u00f0st\u00e6\u00f0ur. Hins vegar getur \u00fea\u00f0 mynda\u00f0 ryk \u00feegar \u00fea\u00f0 er me\u00f0h\u00f6ndla\u00f0 sem fast efni og getur mynda\u00f0 \u00fa\u00f0a e\u00f0a gufur \u00feegar \u00fea\u00f0 er hita\u00f0 \u00ed i\u00f0na\u00f0arferlum e\u00f0a \u00feegar \u00fea\u00f0 er nota\u00f0 \u00ed flj\u00f3tandi formi. <\/p>\n
\u00dea\u00f0 er a\u00f0allega nota\u00f0 sem milliefni vi\u00f0 framlei\u00f0slu annarra efna og vara. St\u00e6rstu flokkar endanlegrar notkunar fyrir p\u00fdr\u00f3katek\u00f3l eru landb\u00fana\u00f0arefni (pl\u00f6ntuvarnarefni), brag\u00f0efni og ilmefni (t.d. vanill\u00edn, ilmefni fyrir heimili), lyf og g\u00famm\u00ed-\/fj\u00f6lli\u00f0uaukefni fyrir plast, dekk og g\u00famm\u00edv\u00f6rur. <\/p>\n
\u00datsetning fyrir p\u00fdr\u00f3katek\u00f3li getur \u00e1tt s\u00e9r sta\u00f0 vi\u00f0 inn\u00f6ndun ryks e\u00f0a gufu og vi\u00f0 snertingu vi\u00f0 h\u00fa\u00f0.
\nSkammt\u00edma\u00fatsetning getur leitt til einkenna eins og h\u00f3sta, ertingar \u00ed h\u00e1lsi, ertingar \u00ed augum og ro\u00f0a e\u00f0a \u00f3\u00fe\u00e6ginda \u00ed h\u00fa\u00f0. Mj\u00f6g mikil \u00fatsetning (til d\u00e6mis ef kyngt er) getur valdi\u00f0 alvarlegri eitur\u00e1hrifum. \u00dea\u00f0 getur einnig valdi\u00f0 ofn\u00e6misvi\u00f0br\u00f6g\u00f0um \u00ed h\u00fa\u00f0 eftir endurtekna \u00fatsetningu.
\n Langt\u00edma\u00fatsetning getur leitt til alvarlegri heilsufarslegra \u00e1hrifa, \u00fear \u00e1 me\u00f0al aukinnar h\u00e6ttu \u00e1 krabbameini, aflitun h\u00fa\u00f0ar, langvinnri h\u00fa\u00f0b\u00f3lgu og \u00e1hrifum \u00e1 \u00f6ndunarf\u00e6ri. <\/p>\n
Forgangsverkefni \u00e6tti a\u00f0 hafa \u00ed huga a\u00f0 skipta \u00fat p\u00fdr\u00f3katek\u00f3li. \u00dear sem m\u00f6gulegt er \u00e6tti a\u00f0 skipta \u00fat p\u00fdr\u00f3katek\u00f3li fyrir minna h\u00e6ttuleg efni e\u00f0a a\u00f0rar a\u00f0fer\u00f0ir sem draga \u00far \u00fatsetningu. M\u00f6gulegir sta\u00f0genglar fyrir p\u00fdr\u00f3katek\u00f3l (katek\u00f3l) eru h\u00e1\u00f0ir hlutverki \u00feess: h\u00fddr\u00f3k\u00edn\u00f3n, resors\u00edn\u00f3l og p\u00fdr\u00f3gall\u00f3l geta komi\u00f0 \u00ed sta\u00f0inn fyrir \u00fea\u00f0 \u00ed svipu\u00f0um efna- e\u00f0a redox-notkun; galls\u00fdra e\u00f0a tann\u00edns\u00fdra geta virka\u00f0 fyrir m\u00e1lmkeleringar; og askorb\u00edns\u00fdra e\u00f0a natr\u00edumb\u00f3r\u00f3h\u00fddr\u00ed\u00f0 geta stundum komi\u00f0 \u00ed sta\u00f0 p\u00fdr\u00f3katek\u00f3ls sem afoxunarefni. Besti kosturinn fer eftir tiltekinni notkun, \u00fear sem \u00feessi efnasamb\u00f6nd hafa mismunandi hvarfgirni. <\/p>\n
Verkfr\u00e6\u00f0ilegar r\u00e1\u00f0stafanir eru nau\u00f0synlegar \u00fear sem ekki er h\u00e6gt a\u00f0 koma \u00ed sta\u00f0inn. \u00deetta felur \u00ed s\u00e9r notkun loka\u00f0ra kerfa og sj\u00e1lfvirkni, sta\u00f0bundna loftr\u00e6stingu \u00e1 \u00fatbl\u00e1stursst\u00f6\u00f0um og virka almenna loftr\u00e6stingu. \u00deessar r\u00e1\u00f0stafanir hj\u00e1lpa til vi\u00f0 a\u00f0 draga \u00far styrk gufu og ryks \u00ed lofti.
\n Skipulagsr\u00e1\u00f0stafanir fela \u00ed s\u00e9r a\u00f0 takmarka lengd \u00fatsetningar, veita starfsm\u00f6nnum \u00fej\u00e1lfun (til d\u00e6mis um \u00e1h\u00e6ttu vi\u00f0 \u00fatsetningu \u00e1 h\u00fa\u00f0), innlei\u00f0a \u00f6ruggar me\u00f0h\u00f6ndlunara\u00f0fer\u00f0ir og tryggja vi\u00f0eigandi \u00ferifa\u00f0fer\u00f0ir sem l\u00e1gmarka rykmyndun. M\u00e6lt er me\u00f0 reglulegu eftirliti me\u00f0 \u00fatsetningarstigi. <\/p>\n
Nota skal pers\u00f3nuhl\u00edfar sem s\u00ed\u00f0asta varnarl\u00ednu. S\u00e9rstaklega skal huga a\u00f0 \u00fev\u00ed a\u00f0 koma \u00ed veg fyrir snertingu vi\u00f0 h\u00fa\u00f0, \u00fear sem efni\u00f0 getur fr\u00e1sogast \u00ed gegnum h\u00fa\u00f0ina. \u00deetta felur \u00ed s\u00e9r a\u00f0 \u00fatvega vi\u00f0eigandi efna\u00feolna hanska og fatna\u00f0 (langerma hl\u00edf\u00f0arfatna\u00f0 og augn- og andlitshl\u00edfar \u00fear sem h\u00e6tta er \u00e1 skvettum) og \u00f6ndunarhl\u00edfar \u00feegar nau\u00f0syn krefur. <\/p>\n
Heimildir: ECHA, IARC, RAC<\/em><\/p>\n","protected":false},"template":"","carcinogens":[8595],"class_list":["post-106465","fact","type-fact","status-publish","hentry","carcinogens-pyrokatekol"],"yoast_head":"\n