Describe two changes that are harmful? Explain why you consider them harmful. How can you prevent them?
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rust. it can cause damage to ships. it can be prevented by galvanisation.
spoiling of food. it can cause stomach ache.
keep food in refrigerator.
hope it helps you. pls mark as brainlest answer
spoiling of food. it can cause stomach ache.
keep food in refrigerator.
hope it helps you. pls mark as brainlest answer
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