Add punctuation: Precision steel tubes welded having a circular crosssection of iron or nonalloy steel with a wall thickness of 2 mm
A: Precision steel tubes, welded, having a circular cross-section, of iron or non-alloy steel, with a wall thickness of > 2 mm

Add punctuation: In determining what information should be given on the completed label considerable attention is paid to the wishes of consumers
A: In determining what information should be given on the completed label, considerable attention is paid to the wishes of consumers.

Add punctuation: These cats have a thick double coat that looks great if you simply comb through it once a week In fact this breeds coat is so thick and plushy that there is a legend hopefully false that the cats were actually trapped for their fur in the eighteen hundreds in Russia In addition to giving him an occasional grooming you should check your cats claws to be sure they dont need trimmed
A:
These cats have a thick double coat that looks great if you simply comb through it once a week. In fact, this breed's coat is so thick and plushy that there is a legend, hopefully false, that the cats were actually trapped for their fur in the eighteen hundreds in Russia. In addition to giving him an occasional grooming, you should check your cat's claws to be sure they don't need trimmed.