Sharp objects, such as scissors, knives and nail files, cannot be packed in the carry-on luggage. You can bring a limited amount of liquid with you through the security check. A maximum of 10 containers with 100ml of liquid is allowed.
The carry-on luggage dimensions and weight vary from one airline to another. Usually, it is 8-10 kg & one carry-on luggage per traveller. HERE YOU CAN SEE WHICH WEIGHT IS APPLICABLE IN THE AIRCRAFT!
External link
Transport agency
What can I bring on board?
Liquids in the carry-on luggage