Replies

To: davikkm

It will keep stuff hot or keep stuff cold

How does it know?

14 posted on 04/23/2018 5:28:51 AM PDT by Thibodeaux (Long Live the Republic!)

To: Thibodeaux

Same way the deep water knows to stay out of the shallow end of the pool.

42 posted on 04/23/2018 6:11:41 AM PDT by HartleyMBaldwin

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