Gym Chalk yog magnesium carbonate thiab pab kom tuav tau zoo los ntawm kev ntub dej ntawm koj xib teg thiab ntiv tes. Txawm hais tias qee tus neeg nyiam siv hnab looj tes nqa hnyav, txoj hauv kev zoo tshaj plaws rau kev tuav ruaj khov yog siv cov av nplaum uas yog vim li cas cov neeg ncaws pob thiab cov neeg nqa lub zog siv chalk.
Vim li cas chalk txwv hauv gyms?
Koj Lub Cev Tsis Tso Dej
Lub hom phiaj ntawm chalk yog txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhuam hniav Qhov kev sib txhuam ntxiv no tso cai rau kev ua tau zoo thiab txo qis ntawm kev raug mob vim tias tus neeg nqa khoom tsis tshua muaj peev xwm rhuav tshem lawv cov tawv nqaij thiab / lossis poob lawv tuav.
Kuv puas tuaj yeem noj cov chalk gym?
Thaum chalk muaj tshuaj lom tsawg, tsis muaj tshuaj lom me me, thiab yuav tsis ua rau koj, nws tsis yog lub tswv yim zoo noj chalk. … Noj chalk feem ntau tuaj yeem cuam tshuam koj lub plab zom mov thiab ua rau koj lub cev puas tsuaj.
gym chalk yog dab tsi?
nce toj chalk yog tsim los ntawm magnesium carbonate. Magnesium carbonate yog ib qho khoom, dawb, inorganic ntxhia uas yog insoluble hauv dej. Tab sis cov ntxhia no tsuas yog lub hauv paus xwb. Yuav luag txhua hom chalk yuav muaj qhov sib txawv me ntsis raws li lwm cov tshuaj ntxiv los txhim kho kev ua haujlwm.
Dab tsi yog qhov sib txawv ntawm lub gym chalk thiab chalk li niaj zaus?
Barron. "Tab sis thaum calcium carbonate-los yog qub-fashioned, ib txwm chalk-absorb noo noo, nws kuj yaj hauvdej." Yog li ntawd, yog tias koj tab tom nqa qhov hnyav nrog kev taug kev chalk ntawm koj txhais tes, nws yuav cia li khiav tawm sai li sai tau thaum koj pib tawm hws. … Tab sis magnesium carbonate los nrog nws tus kheej teeb meem.
