Add punctuation: To show the color of brass they generally with about 7080 Tungsten content
A: To show the color of brass, they generally with about 70%~80% Tungsten content.
QUESTION: Fix punctuation: Material AISI 303 Stainless Steel mattblasted
ANS: Material: AISI 303 Stainless Steel, matt-blasted.
QUES: Tip Incorrect Z32 file association errors can be a symptom of other underlying issues within your Windows operating system

correct the punctuation.

CORRECTED: Tip: Incorrect Z32 file association errors can be a symptom of other underlying issues within your Windows operating system.
Question: Previous item Site Restructured
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Answer: Previous item: Site Restructured
Peng left the Nationalist Army and became a Communist in 1928

Can you repeat this sentence, but add in punctuation?
Peng left the Nationalist Army and became a Communist in 1928.
QUESTION: Fix punctuation: 102012 In 6 years around the world Australia 2
ANS:
10/2012 In 6 years around the world: Australia #2