Process:  -The coffee pot is filled with water -Water is poured into the well of the machine -A filter is placed in the basket -Ground coffee is measured into the filter -Turning on the machine starts the water heating -The hot water rises up -The water drops into the ground coffee -The hot water passes through the grounds -The coffee drips into the pot from the basket.
 Question: What is the effect of stress weakens the immune system on coffee maker will  clog,.?
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