Grapes can be washed with salt water, which can remove pesticides, microorganisms and small insects on the skin.

Grape cleaning method:

1, put the grapes after picking in a basin with water, and then put a little bit of salt appropriately, gently scrub with your hands, and finally rinse with water can be! Salt has a sterilization effect can also play a role in rubbing the surface of the grapes.

2, put some flour in the water, and then soak the grapes for a few minutes, and then a little rinse with water can be, one by one is very bright and clear, the white powdery stuff is completely gone. And this method is very safe, there will never be chemical pollution, you can rest assured to eat.

3, squeeze some toothpaste on the hands, hands rubbed, in gently scrubbing grapes. The process of washing grapes must be fast (five minutes or less), lest the grapes absorb water and swell, easily rotten. Pour off the dirty water and rinse with clean water. Rinse with clean water until there is no foam.

Expanded:

Functions of Salt Water:

The functions of salt water are very diverse and are described here.

When there is dust or dirt at home, then splash some salt water on the dirty place, you can achieve the effect of sterilization, the principle is to use the osmotic pressure of the salt water, so that bacteria lose moisture. In addition, if the home cleaning in the corner sprinkled some salt water, you can also avoid cockroaches and other mosquitoes invasion. This also eliminates the need to buy insecticides and seems to have the effect of preventing global warming.

Sometimes we see people soaking fruit in salt water for a while before taking it out and eating it, which is also a good way to keep it fresh. In fact, this can keep the fruits fresh and less prone to spoilage. In addition, we can also sprinkle some small amount of salt water on top of the cake, which can lure out the sweetness and increase its flavor.

If you use salt water to gargle, you can eliminate the bad taste in your mouth and achieve the effect of cleaning. It is said that a cup of salt water when gastrointestinal discomfort, can eliminate gastric acid in the stomach, to achieve acid-base neutralization. In fact, it may be that the salt water dilutes the stomach acid rather than neutralizing it, because the salt in the salt water is mainly neutral sodium chloride.

Salt water can also conduct electricity, while ordinary water and distilled water can not do.

Baidu Encyclopedia - Salt Water