Kev paub

Mercury nrhiav tau li cas?

May 14, 2022 Tso lus

Mercury reagentyog cov khoom siv tshuaj nrog lub cim cim Hg. Nws nyob qib 80 nyob rau hauv lub sij hawm ntawm lub ntsiab lus. Nws yog nyob rau hauv lub voj voog thib 6 thiab IIB pawg nyob rau hauv lub sij hawm lub sij hawm ntawm cov ntsiab lus tshuaj, feem ntau hu ua tib yam. Nws yog cov hlau nkaus xwb hauv cov kua dej ntawm tus qauv kub thiab siab.

Nws muaj qhov sib faib me me hauv qhov xwm txheej thiab suav tias yog cov hlau tsis tshua muaj, tab sis nws tau pom nyob rau lub sijhawm ntev. Ntuj mercuric sulfide, tseem hu ua cinnabar, tau siv los ua cov xim liab rau lub sijhawm ntev vim nws cov xim liab ci. Raws li qhov tseeb hais tias cov pob txha oracle inscriptions unearthed los ntawm Yin Xu tau pleev xim rau nrog Ganesha, nws muaj peev xwm ua pov thawj tias Tuam Tshoj siv natural mercuric sulfide ua ntej keeb kwm.

Raws li cov ntaub ntawv Suav thaum ub, ua ntej Qin Shihuang, qee tus thawj coj tau siv nws hauv lawv lub qhov ntxa. Piv txwv li, Duke Huan ntawm Qi tau faus rau hauv Linzi (tam sim no Linzi District, Zibo City, Shandong Province), thiab tom qab ntawd nws tau nchuav rau hauv lub pas dej hauv nws qhov ntxa. Qhov ntawd yog hais tias, Tuam Tshoj tau txais ntau ntawm nws nyob rau hauv lub xyoo pua 7th BC los yog ntxov dua. Nws kuj tau siv los ua tshuaj phais hauv Suav teb thaum ub. 52 daim ntawv sau nyob rau hauv cov ntawv lo lo ntxhuav uas tau pom los ntawm Mawangdui Han lub ntxa hauv Changsha xyoo 1973 tau luam tawm hauv Qin thiab Han Dynasties. Nws yog daim ntawv kho mob qub tshaj plaws hauv Suav teb, hauv Warring States lub sijhawm. Plaub ntawm cov tshuaj no siv. Piv txwv li, sib tovMercurythiab cov tshuaj ntsuab los kho kab mob.

Alchemists nyob rau sab hnub tuaj thiab sab hnub poob tau txaus siab rau nws. Western alchemists ntseeg hais tias nws yog qhov sib xws ntawm tag nrho cov hlau - lub embodiment ntawm metallicity. Lawv xav tias metallicity yog ib qho "element" uas ua rau tag nrho cov hlau. Hauv Suav teb thaum ub, cov neeg ua haujlwm calcined Ganesha (tseem hu ua mercuric sulfide) kom tau txais nws. Txawm li cas los xij, lub generated nws yog ib qho yooj yim rau volatilize thiab nyuaj rau sau, thiab cov tswv yuav raug kev txom nyem los ntawm nws lom. Cov neeg ua haujlwm ntawm Tuam Tshoj tau sau cov kev paub dhau los hauv kev xyaum thiab siv txoj hauv kev ruaj ntseg los tsim Nws, qee qhov hauv cov raj xyoob thiab qee qhov hauv cov kaus poom pomegranate kaw. Raws li cov ntaub ntawv los ntawm western tshuaj keeb kwm, ib tug me me raj ntawm nws tau pom nyob rau hauv Egyptian tombs. Raws li kev tshawb fawb keeb kwm, nws yog cov khoom ntawm xyoo 16th -15 xyoo BC. Tab sis cov neeg ua hauj lwm nyob rau hauv Tuam Tshoj thaum ub ua ntej ua ntau heev.


Thaum Lub Yim Hli 16, 2017, Minamata Convention ntawm nws tau nkag mus rau hauv Suav teb, uas tau teev tseg tias "kev tsim khoom ntawm nws muaj cov ntsuas kub thiab cov mercury-muaj sphygmomanometers yuav tsum raug txwv txij lub Ib Hlis 1, 2026." Thaum Lub Kaum Hli 27, 2017, cov npe. ntawm cov carcinogens luam tawm los ntawm lub koom haum thoob ntiaj teb rau kev tshawb fawb txog kev mob qog noj ntshav ntawm, Lub Koom Haum Saib Xyuas Kev Noj Qab Haus Huv Ntiaj Teb, tau txheeb xyuas ua ntej rau kev siv. nws thiab inorganic tebchaw tau suav nrog hauv cov npe ntawm peb hom carcinogens. Lub Xya hli ntuj 23, 2019, lubMercury reagentthiab nws cov tebchaw tau teev nyob rau hauv cov kuab tshuaj lom thiab tsim kev puas tsuaj rau dej (thawj pawg).

Xa kev nug