Write two precautions for measuring temperature with thermometer ? (class-7)
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- thєrmσmєtєr ѕhσuld wє wαѕhєd вєfσrє αnd αftєr uѕє , prєfєrαвlч wíth αn αntíѕєptíc ѕσlutíσn .
- єnѕurє thαt вєfσrє uѕє mєrcurч lєvєl íѕ вєlσw 350°c
- hαndlє thє thєrmσmєtєr wíth cαrє
- dσn't hσld thє thєrmσmєtєr вч thє вulв вч rєαdíng ít .
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