I want to recharge the refrigerant in my auto air conditioner. I've assembled all the necessary tools except for one item. My vacuum pump is outfitted with a 3/4" female NPT fitting and the discharge tube from the gauge set is a R134a female fitting. I plan on machining an read more...In article: R134a Thread size?
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author: JEMM posted 02-23-2017A professor of mechanical and materials engineering has found a way to analyze the fibrous nanostructure of a beetle's lightweight but durable shell. https://www.sciencedaily.com/releases/2017/0... read more »
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author: rmrfaq posted 04-17-2017Archive-name: model-rockets/addresses Rec-models-rockets-archive-name: rockets-faq/part02 Posting-Frequency: weekly Last-modified: 2002 May 14 URL: http://www.ninfinger.org/~sven/rockets/rmrfaq.t... read more »