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Oppo A5 5G with 50MP camera, 360 degree armour body launched in India: Check price, features and more
Oppo A5 Pro 5G is available at a starting price of Rs. 17, 999 for 8GB RAM and 256GB storage, and 8GB RAM and 256GB storage ...
The physics of the perfect pour-over coffee
Arnold Mathijssen, a physicist at the University of Pennsylvania, applied the principles of fluid dynamics to pour-over ...