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¤µ¦~¥þ²y²Ä¤C©¡°ê»Ú¾·~½Ã¥Í¤j·|(International Occupational Hygiene Association, IOHA)¦b¥x¥_¶©­«Á|¿ì(2/18~22, 2008)¡A³¬¹õ«e¤i¦³¨Ó¦Û¥_¼Ú¡B«n«D¡B¿D¡B¤é¡B´äµ¥¤G¤Q¦h¦W¥~»«¹ï¤¤¿û¤½¥qªº¿ûÅK¥Í²£»P¨ä¬ÛÃöªºÂ¾½Ã-Àô½Ã¹B§@¦³¿³½ì¡A¤D²Õ¹Î«n¤U¡A¤]¥i¶¶«K·P¨ü¥Î¤¤¿û²£«~©Ò¾Q³]ªº°ªÅK(Taiwan High Speed Rail)­y¹D»P§»°¶ªº¨®¯¸µ²ºc¡C·í¤Ñ¦³«n¥_¾Ç©²ªº¤½½Ã©Ò¬ã¨s¥Í»P¾¦w¨t¾Ç¥Í¦h¦WÀH¦æÆ[¼¯(field trip)¡C

¦b1970¦~¥N³W¹º¡B¿³«Øªº¤¤°ê¿ûÅK¤½¥q(China Steel Corporation)¡A¹ï«á¾Ç¾·~½Ã¥Íªº¾Ç«ä¹Lµ{¨ã¦³¼ç²¾Àq¤Æ¤§¥\¡C¦b1972¦~¥X°ê¶i­×¤½¦@½Ã¥Í(±M§ð¾·~½Ã¥Í¾Ç)®É¡A¥¿­È¤¤¿û¶i¦æ¡u¤@³e§@·~¤j¿û¼t¡v(Integrated Steel Mill)ªº®É­Ô¡C²`¥H¬°­Y¯à±q¤@³e§@·~·Ò¿û¼tªº¨C­ÓÀô¸`²`¤J¬ã¨s¡A±N·|¬O¹ï¤@­Ó¬ã¨s¤u·~¦w¥þ½Ã¥Íªº¤H(an Industrial Hygienist)¬O¤@ºØ«Ü§¹¾ãªº(comprehensive)¾Ç²ß¡A©ó¬O¿ï©w¤F¡¥Steel and Occupational Health¡Ð A New Look¡¦(·Ò¿û»P¾·~½Ã¥Íªº«e¤)§@¬°³Õ¤h½×¤åÃD¥Ø¡A©ó1977¦~²¦·~©ó¬ü°ê¼w¦{¤j¾Ç¥ð¤h¹yÂå¾Ç¤¤¤ß¤½¦@½Ã¥Í¾Ç°|¨ú±o¤½½Ã(¾½Ã)³Õ¤h(Doctor of Public Health, majoring in Occupational Health, U.T. School of Public Health, Health Science Center at Houston, Texas, U.S.A, 1977)¡C¦^°ê«áÁö¨S¦³¾÷·|¦b¤¤¿ûªA°È¡A¦ý¥H¤W³Õ¤h½×¤å¤A¥U­PÃØ·í®Éªº»¯Ä£ªF¸³¨Æªø(µù)¡A¥Ã¦s¤¤¿û¹Ï®ÑÀ]¡C¦^°ê¥ô±Ð«á¡A¦³¾÷·|À³¸gÀÙ³¡°êÀç¨Æ·~¤u·~¦w¥þ½Ã¥Í»²¾Éªº¾÷·|¡A¼Æ¦¸°Ñ³X¤¤¿û¡A¨C¦¸³£¬Ý¨ì¥¦ªº¶i¨B¡C(µù¡G©ó2008¦~8¤ëÃã¥@¨É¦~93·³)

°ÑÆ[²³ø«e¡A¥ý¥Nªí¥xÆWIOHA¥D¿ì³æ¦ì½²ªBªK²z¨Æªø¦V¤¤¿û­P·N¡AÃØ°e·PÁª¬¥Hªí¹F¨ä¹ï¥»¦¸¤j·|ªº°]°ÈÃÙ§U¡B°Ñ®i»P´£¨Ñ¤u¼t°ÑÆ[ªº²±±¡«ü¾É¡C³o®É¤]­«·Å°_¤T¤Q¦h¦~«e°ê¥~¨D¾ÇªººØºØ¡C³o¦^¤u¼t°ÑÆ[°£¤F°ªÄl(Blast Furnace)»P¼öªî¿û(Hot Strip Mill)¤G¼t¥~¡A¤]±q²³ø¤¤Àòª¾¤F¨ä¥L»PÀô«O¡B¥ÍºA¡B­û¤u°·±d«P¶i»PªÀ°Ï¦^õXµ¥¬ÛÃö¸ê°T¡F¦¹¥~¤]Àò±o¤F¤@¥÷¤¤¿û¹L¥h´X¦~»P¾Ç³N³æ¦ì¦X§@±´°Q¬ÛÃö¾½ÃijÃDªººî¦X³ø§i®Ñ¡A¡¥The Study of Occupational Hygiene in China Steel Corporation, IOHA 2008¡¦¡C

·Ò¿û¬O¤@ªù±ÄÄq(mining)¡B§Mª÷(metallurgy)ªº¾Ç°Ý¡A¦^·Q·í¦~¬°¤F±´°Q·Ò¿û§Þ³N¡A¥ð¤h¹yÂå¾Ç¤¤¤ßªºµÜ´µ¤j¾Ç(Rice University)¹Ï®ÑÀ]¬O§Ú¨ú¸g·Ò¿ûªºÄ_®w¡C±q¤@´T¨f´µ­@­ð¦ÑÀn(Donald Duck of Disneyland)§êºt¤@¦ì¤â«ùªø¬`¿û¨@(ladle)§@¿û¤ô¼åª`ªº¤u¤H¹Ï¡Aµ¹¤F§Ú½×¤åÃD¥ØªºÆF·P¡CÀHµÛ¥Í²£§Þ³N»P®É¥NÅܾE¡A³o°¦­ð¦ÑÀn¤§¨­¡B¤ß¡B°·±dªº¾D¹J¤S¦p¦ó¡H¬°¤F¦^ÅU»P«e¤¡A­º¥ý±o±qÅK¡B¿ûªº©Êª¬»P¤u·~·ÒÅK¡B·Ò¿ûªº§Þ³NºtÅܦ³©Ò»{ÃÑ¡A¤~¯à±q¤¤±´°Q©Ò»ÝÃö¤ßªºÂ¾½Ã°ÝÃD¡C

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¹k¥Û¤¤§t¦³62~75¢HªºÅK¡A¥i¨£ÅK¬O¤Ó¶§¨t¬P²yªº­«­n²Õ¦¨¡C³Ì¥D­nªºÅKÄq¦³¨ªÅKÄq(Fe2O3)¡BºÏÅKÄq(Fe3O4)¡B½ÅÅKÄq©MµÙÅKÄq¡C¤HÅ饭§¡§tÅK¬ù4.5§J(¬ù¦û0.004¢H)¡A¨ä¤¤65¢H¦s¦b©ó¦å¬õ¯À(heme)¤¤§êºtÄâ®ñ¥\¯à¡A1¢H¦s©ó¦UºØ酶¤¤¡A¤H¨C¤Ñ¥­§¡¬ù»Ý10~20mgªºÅK¡C

ÁöµMÅK¤]¦³+4©M+6»ùªº®ñ¤ÆºA¡A¦ý¥H+2©M+3³Ì¬°­«­n¡A¦pFeO¡BFe2O3¡BFe3O4¡CÅKù×(Fe2O3.¡DxH2O)¡A¬OÅKªº®ñ¤Æ§@¥Î¡AÅK»PªÅ®ð¤¤ªº¤ô»]®ð¡B¤G®ñ¤ÆºÒ»P®ñ®ð¦@¦P§Î¦¨¡C

ÅK¥i¥H§ïµ½¯ÊÅK©Ê³h¦å¯g¡A¦ý¹L¦h©Î¦a¤¤®ü©Ê³h¦å¯g(thalassemia)±wªÌ¤j¶q¿é¦å¤U¡A³£·|¦]¹L¦hªºÅK¤Ï¾É­P«á¿ò¯g(¦p¤ßŦ¯f)¡A³o®É¤Ï¦Ó»Ý­n¥hÅK¾¯¥HÀ°§U¥h°ª¿@«×ÅKªº­t²ü¡C

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¦b§÷®Æ¬ì¾Ç»P¤HÃþ¤å©úªº±´¯Á¤¤¡A¤HÃþ±q«C»É®É´Á(the Bronze Age, »É¡D¿ü¦Xª÷¡A¬ù3000 B.C.)¶i¤JÅK¾¹®É´Á(the Iron Age, ¤j¬ù1100 B.C.)¡A¦p®J¤Î¤¤¤ý°ê®É´Á( the Middle Kingdom)¬°¥~¨Ó¤J«I±Ú¸s§Æ§J¯Á¤H(the Hyksos, 1750 B.C.)ªº©ºªA¡A§Y¬O«áªÌ¦³ÅKªºªZ¾¹¡A³Ó¹L¤F«C»É¡C¤¤°ê¥j¥N¶Ç»¡¤¤ªº¡u¤z±N¡v¡B¡u²ö¨¸¡vÄ_¼C¡AÀ³¬OÅK¤§¥[¤uÁë³y»P²K¥[¦Xª÷¤¸¯Àªº»¡©ú¡A¤]¬OÅK´£¤É¬°¿ûªº¹Lµ{¡C

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(1) Pig iron űÅK¡B¥ÍÅK

The impure iron, with a large content of combined carbon

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(2) Wrought iron ÁëÅK¡B¼ôÅK

A very pure form of commercial iron, having a very small carbon content. It is tough, malleable, ductile and easily welded.

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(3) Cast iron űÅK

An iron-carbon alloy produced in a blast furnace. It contains up to 4¢H carbon , and is more brittle. But more easily fused than steel.

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(1)ºÒ¿û(carbon steel)¡GºÒ©MÅK¨âºØ¤¸¯À²Õ¦¨ªºª÷ÄÝ¡AÀHµÛºÒªº¼W¥[¡A±j«×©Mµw«×±N´£°ª¡Aª«²z©Ê§ïÅÜ¡C

(2)§C¦Xª÷¿û(low alloy steel)¡G§tÂì(Ni)¡B»Ì(Cr)¡Bà»(Mo)¡BÂë(W)¡BÜg(Ti)¡Bà·(Nb)µ¥ª÷ÄݪºÁ`¶q¬°1~5¢H¡A¨äµw«×¯S§O°ª¡C

(3)°ª¦Xª÷¿û(high alloy steel)¡G¦Ü¤Ö§t¦³¤@ºØ§t¶q¦b5¢H¥H¤Wªº¦Xª÷¤¸¯À¡A³Ì±`¨£ªº¬O»Ì¡BÂì¡B¿ø¡B໩ÎÂë¡C¤£Äÿû(stainless steel)¬O§t¦³¦UºØ¤£¦P¦¨¥÷ªººÒ¡B»Ì¡BÂ쪺°ª¦Xª÷¿û(§t»Ì¡BÂì°ª¹F12~18¢H)¡C

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­Y¥H¹qÄl(Electric Furnace¡A§t¹q©·electric arc»P·PÀ³Älinduction¨âºØ)¡A³Ì®e©ö»¡©ú·Ò¿û¡A´N¬O¦b°ª·ÅÄl¤º±NÅK¤ô»P¦^¦¬¿û¼oÅK®Æ(90¢H)­«·sº²¿Ä¡B¥h´í§Y¬O¡C¤£¹L¤@­Ó¤@³e§@·~ªº¤j¿û¼t¡A¨ä­ì§÷®Æ¦³¤j³¡¤À¬O¨Ó¦ÛÅKÄq¬â¡A©ó¬O­n§ó½ÆÂøªº°ªÄl¥Í²£ÅK¤ô(raw iron)ªºÁc­«¤uµ{¡A±qÅKÄq¬â(iron ore¡A¦pFeO)¡BµJ¬´(coke)¡A§Q¥ÎµJ¬´¤¤¤§C¥H¥h°£ÅK¬â¤¤¤§®ñ¡AÂǥۦǥۡB¿Ã¥Ûµ¥Äl´í§Î¦¨¾¯¡A¥h°£ÅK¤ô¥H¥~ªºÂø½è¡C

¦b²{¥Nªº·Ò¿û§Þ³N¤¤¡A­ì§÷®Æ(¥ÍÅK»P¼o¿û)¦b¤£¦Pªº¥Í²£¤è¦¡¤U¡A¨ä©Ò¦û¦¨¤À¤ñ¦U¦³¤£¦P¡G¤j«¬¿ûÅK¥ø·~³£±q°ªÄl¨ÑÀ³ÅK¤ô¡A³q±`¦û¥þ³¡ª÷Äݶi®Æ1/2¥H¤W¡C¼o¿û¦b¥­Älªk(open hearth method)¤¤¦û48~50¢H¡A¦b®ñ®ðÂàÄl(basic oxygen furnace  B.O.F. or converter)¤¤¦û28~33¢H¡A¦b¹q©·Äl¤¤¦û90¢H¥H¤W¡C

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ÆP©Ê®ñ®ð·Ò¿ûªk(basic oxygen process, B.O.P¡A¤SºÙL-Dªk¡A®ñ®ð³»§jÂàÄl·Ò¿ûªk)¡A«Y1952¦~¶ø¦a§QªºLinz & Donawitz ¨â¦a¬ãµo¥Xªº§Ö³t°ª®Ä²v·Ò¿ûªk¡A¸û¨©¶ë³Á»P¥­ÄlªkÀuÂI¬Æ¦h¡CL-Dªk¬O¦bÂàÄl¤§³»±N¯Â®ñ¥H¶W­µ³t±qÄl³»¡AÂǧN«o¤ôÀô¬yªº»ÉºÞ§j¤J¡A¥iÂǼQ¼L°ª«×»P§j®ð³t«×½Õ¸`ÂàÄl¤ÏÀ³®É¶¡¡A¨C¦¸20~50¤À¡A¨CÄl30~300 tons¡A¸û¤§¥­Äl¤§7~9¤p®É/Äl¤§¥Í²£¶q®Ä²v´£°ª«Ü¦h¡C®ñ»PÅK²G¤¤ªººÒ¡Bª¿¡B¿ø»P¤@¤p³¡¤ÀªºÅK¡A§Î¦¨Äl´í¡A©Ò§Î¦¨ªº¤@®ñ¤ÆºÒÀH®ð¬y±a¨«¡C¥X¿û®É¥[¤JÅK¦Xª÷¡A¥H½Õ¾ã¿ûªº¦¨¤À¡C¤µ¤é¤é¥»¬°­º»P¨ä¥L¿û¥Í²£¤j°ê´X¥G³£±Ä¥Î¦¹ªk¡C

¬°¤F¹w¥ý¥h°£ÅK¬â¤¤ªº¤£¯Âª«¡A¨Ã´£°ªÅK¥÷¿@«×¡A¦Ó¦³ÅK¬â¤pÁû²É(iron ore pellet)¦b­ì²£¦a¹w³B²zªº¹Lµ{»P²£«~¡CÅK¬â©ÎÅK¬âÁû²É¤¤©Ò§tªº®ñ(¦pFeO¤¤¤§O)¡A¥²¶·¦³µJºÒ(coke,§t¸û¯ÂªººÒC)¥H¥h°£¤§¡C¬°¦¹µJºÒ¤u¼t(coke oven)¦¨¤F¤j·Ò¿û¼tªº­«­nªþÄݾ÷ºc¡A¦p¬ü°ê»«¦{¤Ç¯÷³ù(Pittsburgh, PA)¤§U.S. Steel¦³Clairton Works µJºÒ¼tªºªþÄݾ÷ºc¡A¤]¬O¿ûÅK·~¾·~½Ã¥Í·~°È¶Ë¸£µ¬ªº¦a¤è¡A¥¦ªºªÅ¦Ã¡B¯»¹Ð»P­PÀùª«½è³£¬O¾½ÃªºÃøÃD¡C

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4. Lin, CK¡GSteel and Occupational Health ¢w A New Look (Dissertation, 1997)

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