Is table salt a crystal? Why do we add salt to cooking pasta?

Table salt refers to sea salt, well salt, mineral salt, lake salt, soil salt, etc. from different sources, containing impurities such as barium salt, chloride, magnesium, zinc, etc. It has a wide range of uses, including sterilization, tooth protection, skin cleaning, decontamination, important chemical raw materials, and food. Why do you need to add table salt when cooking pasta? Do you know? Let's study it together.

Contents of this article

1. Is table salt a crystal?

2. Why do we need to add salt when cooking pasta?

3. Why is salt shaped like a cube?

Is table salt a crystal?

Table salt is a crystal. A crystal is a structure composed of a large number of microscopic material units (atoms, ions, molecules, etc.) arranged in an orderly manner according to certain rules. Crystals have a fixed melting point, and table salt also has a fixed melting point, which is 801°C.

Table salt refers to sea salt, well salt, mineral salt, lake salt, earth salt from different sources, etc. Its main ingredient is sodium chloride.

The original meaning of the word "salt" is "cooking brine in a vessel". "Shuowen Jiezi" records: the natural one is called brine, and the cooked one is called salt.

In ancient times, there were many types of salt, and they were classified by color including: crimson snow, peach blossom, green, purple, white, etc. Ancient salt merchants generally had monopoly privileges, so most of them made a fortune.

Why do we add salt when cooking pasta?

Make the pasta taste richer and better, and make the pasta more chewy and chewy. When cooking pasta, decide how much salt to add according to your personal taste. Pasta generally refers to spaghetti, also known as spaghetti. There are different types of pasta and different shapes, including screw-shaped, curved tube-shaped, and shell-shaped.

The basic ways to cook pasta include regular pasta, fragrant pasta, dry pasta, mussel and green bean pasta, tomato and cheese wide plate pasta, wild mushroom stew pasta, country meat sauce lasagna, etc.

Pasta sauces can be divided into red sauce and white sauce. Red sauce is a red sauce with tomatoes as the base, white sauce is a white sauce with flour, milk and cream as the base, and there are also vanilla sauce, green sauce and black sauce.

There are several main types of pasta: solid spaghetti, macaroni, wide spaghetti, long and thin noodles, thin string-shaped noodles, ravioli, etc.

Why is salt shaped like a cube?

The chemical composition of table salt is sodium chloride, which contains chloride ions and sodium ions. Each chloride ion is connected to six sodium ions in six directions: left, right, up, down, front and back. Similarly, each sodium ion is connected to six chloride ions in six directions. Countless ions are piled together to form a cubic table salt.

Table salt refers to sea salt, well salt, mineral salt, lake salt, earth salt from different sources, etc., which contains impurities such as barium salt, chloride, magnesium, and zinc.

Salt has a wide range of uses. It can sterilize, protect teeth, clean the skin, remove dirt, and is an important chemical raw material and food.

In ancient China, salt was boiled from seawater. The origin of salt dates back to the Yanhuang era 5,000 years ago.