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Kids health

How much do you know about germs?

Checkup: What are the most bacteria-laden places in your child's world? Take our quiz to find out!

By Kim Shiffman
How much do you know about germs?

Which surface has more germs?

(Find the answers on the next page.)

a) Your home toilet seat — OR — A public toilet seat

b) The kitchen faucet — OR — Your kitchen counter

c) A grocery cart — OR — A doorknob

Think you got the answers right? Click here to find out.

Answers:

a) Your home’s toilet seat is dirtier, with 295 bacteria/sq. in., compared with 49/sq. in. on public toilet seats.

b) Highly used and moist, the handles of your kitchen faucet have 13,227 bacteria/sq. in.; the counter has 488/sq. in.

c) Doorknobs are dirtier, with 4 colony-forming units (or CFU) of bacteria/sq. in., even though shopping carts have a bad rap (2 CFU/sq. in.).


Want to know more about which germs are OK for your kids? Click here.

This article was originally published on Feb 22, 2012

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