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प्रश्न
Describe two changes that are harmful. Explain why you consider them harmful. How can you prevent them?
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उत्तर
1. Rusting of Iron:
- Why Harmful: Rusting weakens iron and steel structures, leading to potential failures and increased maintenance costs.
- Prevention: Apply protective coatings like paint or use galvanization (coating with zinc) to prevent exposure to moisture and oxygen.
2. Food Spoilage:
- Why Harmful: Spoiled food can cause food poisoning and waste valuable resources.
- Prevention: Store food properly in cool, dry places, use refrigeration, and adhere to proper hygiene practices to slow down spoilage.
APPEARS IN
संबंधित प्रश्न
Explain why rusting of iron objects is faster in coastal areas than in deserts.
The process of depositing a thin layer of zinc on iron articles is called ______.
What is the corrosion of iron known as?
Name five methods of preventing rusting of iron.
A common metal which is highly resistant to corrosion is ______.
Explain how the activity series accounts for each of the following:
tendency to corrosion
State under what conditions corrosion is faster ?
State whether the statement given below is true or false. If false write the correct statement.
Either oxygen or moisture is essential for rusting.
Identify the correct statement from the following:
In ______ process a layer of molten tin is deposited on metals.
