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Oxford comma?
I found that [electric air compressors, welding machines, pumps[,] and generators] are natural enemies.
I found that [electric air compressors, welding machines, pumps and generators] are natural enemies.
I found that electric air compressors, welding machines, pumps and generators are [my] natural enemies.
Is there a lossless way to vary the speed of a single phase alternator?
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.Without freedom of speech we wouldn't know who all the idiots are. -- anonymous poster
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