Squeezing lemon into cooking oil has many benefits. Great tip but few people know!
Another option is to wait for the oil to heat before adding a teaspoon of flour to the pan. Using chopsticks, swirl the flour until it covers the bottom of the pan. Then add the meal and cook as usual.
Use a deep-fried pan when frying
To avoid splashing oil, fry in a deep-fried pan. Using a deep-fried pan also makes it simple to cook meals in oil. You can find specialization frying pans for convenience. In addition to the pan, these sorts of pans can be covered with a food basket for easy food placement and removal or a rack to place food on top to drain oil.