Solder wire is made?
Solder is a fusible metal alloy used to create a permanent bond between metal workpieces. It is made up of 60% tin and 40% lead.
Acetic acid is known as ________.
Is the father of 'demonstration method'?
Which tissue forms the gland?
The small hole in the middle of the iris is called?
Which of the following has a very strong aroma of the fruit?
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