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Q. |
The element used in the manufacture of safety matches is – |
A. | Phosphorous |
B. | Magnesium |
C. | Silicon |
D. | Sulphur |
Answer» A. Phosphorous | |
Explanation: One end of a match is coated with a material that can be ignited by frictional heat generated by striking the match against a suitable surface. The coated end of a match, known as the match "head," contains either phosphorus or phosphorus sesquisulfide as the active ingredient and gelatin as a binder. |
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