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Claim 2: The fertilizer changed into rust. Is this claim supported or refuted? Why?
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Claim 2: The fertilizer changed into rust. Is this claim supported or refuted? Why?

User Tristan Richard
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1 Answer

2 votes

Answer:You bet it does!

Explanation:Those rust stains are caused by the iron in your lawn fertilizer. Plant food and fertilizers all contain metals and minerals such as magnesium, iron, copper and zinc. ... The minerals penetrate the concrete and create a permanent color change.

User Lavish Kothari
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