Stainless steel is a common metal material that is widely used in the manufacture of household items and kitchenware. Its main components are iron, chromium, and other alloying elements. Stainless steel is considered a safe and harmless material due to its advantages such as corrosion resistance, high temperature resistance, and dimensional stability.

First of all, stainless steel does not release harmful substances. Stainless steel has good chemical stability and does not react with food or liquids, making it ideal for use in cooking utensils. In contrast, some other metals such as copper and iron may react with acids and salts in food, releasing harmful substances.

Secondly, stainless steel is harmless to the human body. Stainless steel generally does not cause allergic reactions to the human body and does not release chemicals that are harmful to the human body. Stainless steel has a smooth, burr-free surface and is not prone to bacterial growth. This makes stainless steel an ideal material for medical instruments, surgical utensils, and tableware.

In addition, stainless steel has good heat resistance. Stainless steel can be used at high temperatures without discoloring, deforming, or releasing toxic gases. This makes stainless steel ideal for making heat source equipment such as stoves, ovens, and kettles. These devices do not have harmful effects on humans or the environment during use.

Although stainless steel is considered a safe and harmless material, it still needs to be used and cared for correctly. For example, when using stainless steel kitchenware, avoid scratching the surface with too hard metal utensils to avoid scratching the protective layer of stainless steel. In addition, avoid touching acidic or alkaline substances to the surface of stainless steel for a long time, so as not to damage its corrosion resistance.

Overall, stainless steel is widely used in the manufacture of household goods is safe. Its corrosion resistance, high temperature resistance, and dimensional stability make stainless steel an ideal material choice. However, we still need to use and care for stainless steel products correctly to ensure their safe performance.