Thread: No more 10w-40
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  #45  
Old 07-28-2021, 04:18 PM
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tigergto tigergto is offline
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Quote:
Originally Posted by Sirrotica View Post
The reason natural gas is used is simply it's cleaner when extracted from the ground, it doesn't already have soil mixed in when it's extracted as crude oil does.
Isn’t that what synthetic is?