Dip stick used for measuring the level of petro fuels (e.g. petrol, diesel, fuel oil etc.) in the storage tank is usually made of_________________?
Correct answer: C. Brass
- A. High carbon steel
- B. Copper
- C. Brass
- D. Aluminium
Explanation
Brass is commonly used because it is sufficiently strong and does not readily produce sparks when the dipstick contacts the tank. This non-sparking property is important around flammable petrol and other fuels.
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