Workers handling electronic waste are at highest risk of occupational exposure to heavy metals in which of the following settings?
ABurning
BIncineration
CIn a landfill
DRecycling
The fluoride level that can cause renal toxicity is
AAbove 5 micromol/litre
BAbove 20 micromol/litre
CAbove 80 micromol/litre
DAbove 50 micromol/litre
Which is false regarding Spaulding's criteria?
ANon critical items require only decontamination
BCardiac catheters are examples of critical items
CSemi critical items need low level disinfection
DSemi critical items are those which come in contact with mucous membrane or non intact skin
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