Mineral talc. Yuav ua li cas yog nws?

Txhua leej txhua tus paub lo lus "talc". Yuav ua li cas yog nws, kuv tsis paub, tej zaum yog tib tug neeg, nyob deb rau ntawm kev vam meej. Nrog rau qhov no substance neeg paub, peb yuav hais tias, txij thaum yug kiag. Tom qab tag nrho, lub ntsiab tivthaiv ntawm lub cev tus me nyuam hmoov, ib tug hmoov mummy nyuj nyoos daim tawv nqaij ntawm lawv cov me nyuam yog talc. Los ntawm txoj kev, txawm lub kom hniav zoo nkauj hmoov, los ntawm txoj kev uas ntxim hlub cov poj niam muab koj cov tawv nqaij ib flawless tsos, kuj muaj no substance. Kuv xav li cas nws yog nyob rau hauv nws cov ntshiab daim ntawv no yog siv thiab qhov chaw uas lwm tus neeg? Qhov no yog dab tsi yuav tsum tau tham nyob rau hauv tsab xov xwm.

Talc. Yuav ua li cas yog nws?

Dawb friable hmoov. Hais tias yog dab tsi txhua leej txhua tus xav txog talc. Tab sis nws hloov tawm hais tias lub tshuaj zoo sib txawv nyob rau hauv nws cov purest daim ntawv. Qhov no mineral muaj ib tug txawv qauv thiab cov xim nyob rau cov ib puag ncig tej yam kev mob nyob rau hauv uas tau raug tsim. Nws yuav ua tau tuab los yog grainy, greenish-grey los yog ntsuab. Ntawm qhov kov ntawm talc, feem ntau - zhirnovat, nplua npleev, mos teeb meem. Qhov no yam khoom uas yog tsis zes, txij li thaum yuav luag tsis muaj muaj thermal thiab hluav taws xob conductivity. Txawm kub sib txawv tsis ua lub tsim ntawm tej kab nrib pleb nyob rau ntawd.

Nyob rau hauv ib co chaw ntawm lub lag luam, nws yog siv?

Talc yog paub rau noob neej txij ancient sij hawm. Tsaug rau nws cov mos mos, yooj yim kho tau, kev ntxhib los mos, nyob rau hauv ancient lub sij hawm, ib tug mineral siv los txiav tawm cov nuj nqis, ntau yam ornaments, chav ua noj lauj kaub tais diav. Nyob rau hauv peb lub sij hawm, lub tshuaj nyob rau hauv daim ntawv ntawm ib tug rauj siv nyob rau hauv:

• perfumery thiab tshuaj pleev ib ce;

• cov tshuaj (cov hmoov los ntawm pob tw ntse);

• cov siv thiab ua cov kim qib ntawm daim ntawv;

• roj hmab lag luam (zus tau tej cov roj hmab khoom);

• tshuaj dawb tso ntxhib ntaub (textile);

• zus tau tej cov waterproof xim.

Cov lus nug tshwm sim: "Yuav ua li cas yuav hloov tau talc" Nws tag nrho cov nyob rau yuav ua li cas nws yog siv. Yog hais tias tus neeg siv nws raws li ib tug txhais tau tias los txo tawm hws ntawm tus taw, ces qhov no tej zaum yuav zoo tiv thiab qos hmoov txhuv nplej los yog cornmeal. Yog hais tias siv talc nws yuav siv sij hawm roj tsuas los ntawm pua thiab hluavtaws fabrics, nyob rau hauv kev txiav txim no, thiab koj yuav siv ci dej qab zib.

Yuav ua li cas yog nws rau?

Nws yog ib qhov nyuaj rau enumerate tag nrho tej yam uas koj muaj peev xwm "kho" siv ib yam khoom xws li talc. Yuav ua li cas yog nws thiab dab tsi cov khoom nws muaj, peb twb paub lawm. Vim hais tias ntawm cov qualities yuav siv tau rau cov nram qab no:

• tau tshem ntawm tsev ntsaum;

• tshem tawm creaking rooj tog thiab qhov rooj;

• tshem tawm cov ntshav tsuas los ntawm cov khaub ncaws;

• tshem tawm cov roj stain los ntawm ntaub pua tsev thiab hluavtaws fabrics;

• plam ceev cov pob caus ntawd, xws li nkawm khau.

Feem ntau cov feem ntau, talc yog siv, raws li tau hais saum toj no, rau ko taw mob. Li ntawd lawv thiaj tsis tawm hws, koj yuav tsum tsis tu ncua thov nws nyob rau hauv daim tawv nqaij kom huv si thiab qhuav, tshem tawm cov tshaj nrog ib tug paj rwb ntaub qhwv to txhais tau tias.

Qhov twg yuav?

Muaj lwm lo lus nug: "Kuv yuav yuav talc?" Thaum lub tsev muag tshuaj, raws li ib tug txoj cai, nws yog muag nyob rau hauv me me rhawv zeb uas muaj ntau qhov rau yooj yim ntawm kev siv. Nyob rau hauv ib tug loj scale nws siv ntau yam tuam txhab uas muag muag mineral raw cov ntaub ntawv. Yog li, peb yuav pom tias cov teeb meem nrog rau cov nrhiav tau ntawm lub tsev no tsis tshwm sim.

Tsab ntawv no qhia txog cov talc. Yuav ua li cas yog nws? Yuav ua li cas yog nws siv? Ntawm no yog cov lus nug yooj yim uas nrhiav tau cov lus teb nyob rau hauv no narrative.