Raws li cov khoom ntim khoom muaj txiaj ntsig zoo hauv kev lag luam ntim khoom, lub hnab ntim khoom noj tsis siv neeg puv puv thiab ntim tshuab ua lub luag haujlwm tseem ceeb hauv kev lag luam khoom lag luam. Kev ntim khoom zoo tsis yog tsuas yog ua kom cov khoom zoo, tab sis kuj ua rau kom muaj kev zoo nkauj ntawm cov khoom thiab txhawb kev muag khoom. Raws li cov khoom ntim khoom, lub hnab ntim khoom noj tsis siv neeg puv puv thiab ntim tshuab tau siv ntau dua hauv kev ua lag luam, nqa cov txiaj ntsig kev lag luam zoo heev rau cov lag luam thiab txhim kho lawv txoj kev sib tw ua lag luam. Yog li ntawd, lub hnab ntim khoom noj tsis siv neeg puv puv thiab ntim tshuab tau dhau los ua cov khoom ntim khoom loj hauv khw, nyiam los ntawm ntau lub lag luam ntim khoom.
Cov tsos zoo nkauj tuaj yeem ua rau tib neeg muaj kev lom zem zoo nkauj, thiab kev ntim khoom zoo nkauj tuaj yeem nyiam cov neeg siv khoom nyiam. Txawm li cas los xij, flashy ntim tsuas yog nqa lub nra ntxiv rau cov neeg siv khoom thiab muaj kev cuam tshuam tsis zoo rau cov khoom lag luam. Qee cov khoom tau txais kev nyiam los ntawm cov neeg siv khoom rau lawv cov khoom ntim yooj yim thiab zoo. Kev siv lub tshuab ntim puv puv tsis siv neeg kom ntim cov khoom ntim tuaj yeem tsis tsuas yog ua kom pom tseeb rau cov neeg siv khoom ntawm ib sab thiab qhuas lawv nrog lawv qhov tseeb, tab sis kuj yooj yim thiab yooj yim. Nws kuj yog ib qho yooj yim rau kev thauj mus los, txuag nqi rau cov neeg tsim khoom thiab nce kev muag khoom. Qhov no yog undoubtedly ib tug yeej-yeej xaiv. Rau kev ntim khoom ntawm qee qhov tsis yooj yim thiab nyuaj rau nqa cov khoom, lub tshuab shrinkly yog qhov kev xaiv zoo. Los ntawm cov ntim ntim ntawm lub tshuab shrinkage, tsis tsuas yog nws txuag chaw cia rau cov khoom, tab sis nws kuj ua rau cov khoom zoo nkauj thiab portable. Nws kuj tseem txo qis kev sib tsoo ntawm cov khoom thaum lub sij hawm thauj mus los, ua rau cov khoom tsis muaj zog thiab ua tiav qhov poob qis thaum thauj.
