1. How to remove the foul odor in your hands after cutting onions and garlic?


simple! 

just rinse your hands with vinegar  
then let it stay for a minute and then rinse it off using water and soap! 


2. What to do so the oil (mantika) will not splatter and make "talsik" to my face when i am frying?


simple! 

just sprinkle it with water or salt!then you are ready to fight i mean fry 


3. What to do so that I will not cry when slicing an onion?


simple! 

just rinse first the onions with water  
then slice it already without tears on your face!