Chemistry in Everyday Life | Revision Notes | Class 12

Drugs: Drugs Description Examples Analgesics Relieve or decreases the pain without causing unconsciousness. These are also known as “Pain Killers”.…


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Applications of Ultrasound | Sound | Class IX

Ultrasonic waves are used to establish ship-to-ship communication. Ultrasonic waves are used to determine the depth of a sea. It…

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