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Article: Rebuttals, revisions, and a few revelations
- Article from:
- The Boston Globe (Boston, MA)
- Article date:
- November 8, 2009
- Author:
CopyrightCopyright 2009 The Boston Globe. Provided by ProQuest LLC. (Hide copyright information)
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We've got lots of mail to catch up on, letters on everything
from leaky air conditioners to no-turn signs to the identity of the
youngest person ever to drive in Massachusetts. Here we go.
A car is not a refrigerator
Back in September I asked a refrigeration expert how often you
need to replace the Freon in your car's air conditioner. He said
never, as Freon doesn't deteriorate over time.
Randolph native Peter Carleton, who works in General Motors'
HVAC and power train cooling department, happened to read the story.
He says we need to add an asterisk to that statement.
"You're right in that it doesn't degrade," said Carleton. "But,
unlike your refrigerator, where all the plumbing and heat ...