---------------------- Forwarded by Vince J Kaminski/HOU/ECT on 04/24/2001 10:22 AM ---------------------------


Youyi Feng@ENRON
04/24/2001 09:50 AM
To:	Vince J Kaminski/HOU/ECT@ECT, Stinson Gibner/HOU/ECT@ECT, Pinnamaneni Krishnarao/HOU/ECT@ECT, Vasant Shanbhogue/HOU/ECT@ECT, Mike A Roberts/HOU/ECT@ECT, Sandeep Kohli/ENRON_DEVELOPMENT@ENRON_DEVELOPMENT, Joseph Hrgovcic/HOU/ECT@ECT, Tanya Tamarchenko/HOU/ECT@ECT, Zimin Lu/HOU/ECT@ECT, Maureen Raymond/HOU/ECT@ECT, Martin Lin/HOU/ECT@ECT, Osman Sezgen/HOU/EES@EES, Paulo Issler/HOU/ECT@ECT, Amitava Dhar/Corp/Enron@ENRON, Alex Huang/Corp/Enron@ENRON, Kevin G Moore/HOU/ECT@ECT, William Smith/Corp/Enron@ENRON, Jose Marquez/Corp/Enron@ENRON, Chonawee Supatgiat/Corp/Enron@Enron, Tom Halliburton/Corp/Enron@Enron, Elena Chilkina/Corp/Enron@Enron, Sevil Yaman/Corp/Enron@Enron, Sofya Tamarchenko/NA/Enron@Enron, Bob Lee/NA/Enron@Enron, Gwyn Koepke/NA/Enron@Enron, Shirley Crenshaw/HOU/ECT@ECT, Youyi Feng/NA/Enron@Enron, Praveen Mellacheruvu/HOU/EES@EES, Stephen Bennett/NA/Enron@ENRON, Roman Zadorozhny/HOU/EES@EES, Lance Cunningham/NA/Enron@ENRON, Leann Walton/NA/Enron@ENRON, Shane Green/HOU/EES@EES, Seksan Kiatsupaibul/HOU/EES@EES, Kate Lucas/HOU/ECT@ECT, Nelson Neale/NA/Enron@Enron, Rabi De/NA/Enron@ENRON, Kenneth Parkhill/NA/Enron@ENRON, Jaesoo Lew/NA/Enron@ENRON, Jason Sokolov/HOU/ECT@ECT, Steve Bigalow/NA/Enron@Enron, Tom Barkley/NA/Enron@Enron, Rakesh Bharati/NA/Enron@Enron, wnarongw@enron.com, iris.mack@enron.com, Mitra Mujica/ENRON@enronXgate, Anguel Grigorov/HOU/EES@EES, Kenneth Deng/HOU/EES@EES, Dayne Zimmerman/HOU/EES@EES
cc:	 
Subject:	Boiling Water in the Microwave Oven

Dear Friends,

       The following message may give you of a warnning for cautious use
of microwaves.

Youyi
---------------------- Forwarded by Youyi Feng/NA/Enron on 04/24/2001 09:47 AM ---------------------------
From:	Jeff Sung/ENRON@enronXgate on 04/23/2001 06:09 PM
To:	Martin_Wang@eogresources.com@SMTP@enronXgate, Wayne Feng/ENRON@enronXgate, Youyi Feng/NA/Enron@Enron
cc:	 

Subject:	Boiling Water in the Microwave Oven

>>FW: Boiling Water in the Microwave Oven> >Boiling Water in Microwave
>> > > >
>> > > >This is scary and I know most of you do this:
>> > > >
>> > > >I feel that the following is information that  any
>> > > >one who uses a microwave oven to heat  water should be
>> > > >made aware of.
>> > > >My 26-year old son decided to have a cup of
>> > > >coffee. He took a cup of water and put it in the  microwave
>> > > >to heat it up (something that  he had done numerous
>> > > >times before). I am  not sure how long he set the timer
>> > > >for but he  told me he wanted to bring the water to a
>> > > >boil. When the timer shut the oven off, he removed  he
>> > > >cup from the oven. As he looked into  the cup he noted
>> > > >that the water was not boiling  but instantly the water
>> > > >in the cup "blew  up" into his face. The cup remained
>> > > >intact until he threw it out of his hand but all  the
>> > > >water had flown out into his face due to  the buildup of energy. His
>> > > whole
>> > > >face is blistered and he has 1st and  2nd degree burns to his face
>>which
>> > > >may leave scarring.
>> > > >He also may have lost partial sight in his left
>> > > >eye. While at the hospital, the doctor who  was
>> > > >attending to him stated that  this a fairly common occurrence
>> > > >and water  (alone) should never be! heated in a
>> > > >microwave oven. If water is heated in this manner,  something
>> > > >should be placed in the cup to  diffuse the energy
>> > > >such as a wooden stir stick,  tea bag, etc. It is
>> > > >however a much safer  choice to boil the water in a tea
>> > > >kettle.
>> > > >Please pass this  information on to friends and
>> > > >family.
>> > > >
>> > > >Here is what our local science teacher had to  say
>> > > >on the matter: "Thanks for the  microwave warning. I
>> > > >have seen this happen  before. It is caused by a
>> > > >phenomenon   known as super heating. It can occur anytime water
>> > > >is heated and will particularly occur if the vessel
>> > > >that the water is heated in is new, or when  heating a small
>> > > >amount of water (less  than half a cup).
>> > > >What happens is that the  water heats faster than
>> > > >the! vapor bubbles can  form. If the cup is very new
>> > > >then it is  unlikely to have small surface scratches
>> > > >inside it that provide a place for the bubbles to  form.
>> > > >As the bubbles cannot form and  release some of the heat
>> > > >that has built up, the  liquid does not boil, and
>> > > >the liquid  continues to heat up well past its boiling
>> > > >point. What then usually happens is that the liquid  is
>> > > >bumped or jarred, which is just enough  of a shock to cause
>> > > >the bubbles to rapidly form  and expel the hot liquid.
>> > > >The rapid formation  of bubbles is also why a
>> > > >carbonated   beverage spews when opened after having been
>> > > >shaken."
>> > > >
>> > > >If you pass this on ... you could very well save
>> > > >someone from a lot of pain and suffering.
>> > > >
>> > > >General Electrics  response:
>> > > >
>> > > >Please include the following line in  all replies.
>> > > >Tracking number:  AT20001114_0000000135
>> > > >
>> > > >
>> > > >Thanks for contacting us, Mr. Williams. I will  be
>> > > >happy to assist you. The e-mail that you  received
>> > > >is correct. Microwaved water and  other liquids do not
>> > > >always bubble when they  reach the boiling point.
>> > > >They can actually get  superheated and not bubble
>> > > >at all. The  superheated liquid will bubble up out of the
>> > > >cup when it is moved or when something like a spoon or
>> > > >tea bag is put into it.
>> > > >To prevent this from happening and causing  injury,
>> > > >do not heat any liquid for  more than two minutes
>> > > >per cup. After heating,  let the cup stand in the
>> > > >microwave for  thirty seconds before moving it or adding
>> > > >anything into it.
>> > > >
>> > > >X-Mozilla-Status: 0009=+0>I hope this helps. Should you  need any
>> > > further
>> > > >assistance, please contact  us.
>>
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