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Comments

Author Comment Last activity Moderation
ryangaia "Thank you @cfastie for answering this and mentioning that that helium "does not have much thermal mass". The temperature was my main hypothesis. No..." | Read more » about 2 years ago
ryangaia "Lead (Pb) It is from brake dust and other particulates as most cars are worn down on freeways. Its not in Fuel anymore, but legacy Pb from fuel may..." | Read more » over 2 years ago