So cov dej noo thiab av ntawm cov khoom tawv tawv nrog ib daim phuam qhuav, ntxuav nws nrog cov tshuaj ntxuav tawv nqaij, thiab tom qab ntawd siv txheej txheej tawv tawv. Qhov no yuav ua rau cov khoom tawv muag muag thiab xis nyob txhua lub sijhawm. Tsis txhob overload cov khoom tawv kom tsis txhob muaj kev puas tsuaj los ntawm kev sib txhuam nrog cov khoom ntxhib thiab ntse. Tsis txhob muab lawv tso rau hauv tshav ntuj kub, ci los yog nyem lawv los ntawm hluav taws, thiab tsis txhob mus ze rau qhov kub hnyiab. Accessories yuav tsum tsis txhob ntub los yog ze rau cov khoom acidic. Thov so lawv nrog ib daim ntaub mos mos kom tsis txhob khawb, av thiab deterioration.
