Potassium Permanganate is used for purifying drinking water, because
Which of the following parts of the sun is easily visible only during a total solar eclipse?
Which one of the following types of laser is used in laser printers?
The gases used in different types of welding would include
Which of the following has got more heat capacity?
The radioactive element most commonly detected in humans is
Chilling is most commonly practiced by
Chilling is most commonly practiced by Food Handlers like restaurents, hotels,...
When a gas is turned into a liquid, the process is called
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