The home kitchen is a small world of chemistry, pots and pans, firewood, rice, oil, salt, sauce, vin

(1) Inorganic non-metallic materials are collectively referred to for all materials except organic polymer materials and metal materials.

2) Natural gas is a colorless and odorless gas, for safety, often add ethylene mercaptan with a special smell to remind people, when natural gas leakage is found, immediately close the valve to prevent further leakage, and open doors and windows at the same time, it is the leaked natural gas discharged outdoor, and supply indoor fresh air to ensure safety At this time, all electrical switches can not be opened, so as not to hit electric sparks, fire or even explosion Therefore, (2) fill: when the gas leakage is a warning; AB

3) According to the relationship between food and nutrients, it can be judged Therefore, (3) filling: starch; Fish.

4) Toner will not absorb oxygen and water at room temperature, so A is wrong, iron powder will work with oxygen and water and rust, so B will only absorb water to calcium chloride and quicklime, so C and D are wrong (4) choose B

5) MSG has the strongest umami taste when the pH is 6 7, and it should be used under neutral or near-neutral conditions; The aqueous solution of monosodium glutamate is heated for a long time by more than 120 yuan, which will produce sodium pyroglutamate, which is harmful to the human body, so it cannot be cooked for a long time, so (5) choose ABC

So the answer is: 1) Porcelain bowls.

2) When the gas leak is a warning; AB

3) starch; Fish.

4）B5）A、B、C

(1) Ceramics and glass products are sufficient;

2) alert people to fuel leaks; AB；

3) starch; Fish, meat, eggs, milk, etc.;

4) Nitrogen, etc.; B

5）A B C