You can still buy carbon tet from Sigma Aldrich chemical supply house. It's quite expensive. I'm pretty sure it's not sold for consumer use anymore (refrigerant, cleaning solvents). It was always a popular solvent for some chemists because it lacks hydrogen atoms, so you can use it readily in an NMR experiment (molecular equivalent to MRI). I have it in my lab, but rarely use it because of disposal costs which are high for all halogenated solvents. If you lived near me, I would empty for you in a fume hood and dispose of the CCl4 with my halogenated waste.
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Today's Featured Article - Third Brush Generators - by Chris Pratt. While I love straightening sheet metal, cleaning, and painting old tractors, I use every excuse to avoid working on the on the electrics. I find the whole process sheer mystery. I have picked up and attempted to read every auto and farm electrics book with no improvement in the situation. They all seem to start with a chapter entitled "Theory of Electricity". After a few paragraphs I usually close the book and go back to banging out dents. A good friend and I were recently discussing our tractor electrical systems when he stated "I figure it all comes back to applying Ohms Law". At this point
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