Which of the following materials is commonly used as a protective coating to prevent corrosion?Select one:a.teflon (PTFE)b.zinc (Zn)c.glass fiber reinforced plastic (GRP)d.polyvinyl chloride (PVC)
Question
Which of the following materials is commonly used as a protective coating to prevent corrosion?Select one:a.teflon (PTFE)b.zinc (Zn)c.glass fiber reinforced plastic (GRP)d.polyvinyl chloride (PVC)
Solution
The material commonly used as a protective coating to prevent corrosion is zinc (Zn). This process is known as galvanization. Zinc acts as a sacrificial anode, meaning it will corrode before the material it is protecting, thus preventing rust.
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