Re: Can HCs be measured as a % instead of ppm - answer Archived Message
Posted by John Wallis on February 27, 2004, 6:20 pm, in reply to "Re: Can HCs be measured as a % instead of ppm - answer"
>>>>What is so hard to comprehend from that???<<< It's probably because I'm tiered, cold, it's blowing a gale, snowing, been working in -2 all day and you're Australian. Apart from that nothing.
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