This sentence is a great truth. People are not hungry if they eat iron rice or steel rice. People are absolutely not hungry if they don't eat, but it is frightening that disease enters from their mouth. As we all know, formaldehyde will exist in newly decorated houses. Is there formaldehyde in food? Where does formaldehyde come from in food?

　　甲醛是什么?它的作用是什么?

　　What is formaldehyde? What is its function?

　　甲醛是一種化學原料，一般存在于化工產品的加工過程中。如果在果蔬生長環境中甲醛超標，該食品中也會殘留甲醛。

　　Formaldehyde is a kind of chemical raw material, which generally exists in the processing of chemical products. If formaldehyde exceeds the standard in the growing environment of fruits and vegetables, formaldehyde will also remain in the food.

　　現在甲醛不僅用于建筑裝修中，也經常用于食品中，添加甲醛的食品色澤更好，節省時間也更長，可以讓食品賣個好價錢，所以說，黑心的小商販們可以在食品中添加甲醛。

　　Nowadays, formaldehyde is not only used in building decoration, but also in food. Food added with formaldehyde has better color and saves more time. It can make food sell at a good price. So, black-hearted vendors can add formaldehyde to food.

　　豆腐:

　　Bean curd:

　　眾所周知,豆腐不容易保存,由于溫度和其他外部因素很容易使豆腐變壞,和供應商害怕在拍賣前加工豆腐會壞,所以他們將添加適量的甲醛,推遲其保質期。

　　As we all know, tofu is not easy to preserve, because temperature and other external factors can easily deteriorate tofu, and suppliers are afraid of processing tofu before auction will deteriorate, so they will add appropriate formaldehyde to delay its shelf life.

　　粉絲:

　　Fans:

　　你冬天經常吃的面條真的嗎?粉絲基本上是由木薯粉和許多添加劑制成的，許多小作坊會把粉絲浸泡在甲醛中，讓它看起來很漂亮，并保存很長時間。

　　Is noodles you often eat in winter really safe? Fans are basically made of cassava powder and many additives. Many small workshops soak fans in formaldehyde to make them look beautiful and keep them for a long time.

　　娃娃菜:

　　Baby Cabbage:

　　與大白菜相比，小白菜更漂亮、更小。小白菜在許多菜式生產中的利用率逐漸高于普通白菜。由于它的甜味，嬰兒蔬菜更受消費者歡迎。為了讓幼兒蔬菜更漂亮，商販會讓其根部浸泡在甲醛中一段時間，變白，對消費者更有吸引力。

　　Compared with Chinese cabbage, Chinese cabbage is more beautiful and smaller. The utilization rate of Chinese cabbage in many vegetable production is gradually higher than that of ordinary Chinese cabbage. Because of its sweetness, baby vegetables are more popular with consumers. In order to make young children's vegetables more beautiful, vendors will let their roots soak in formaldehyde for a period of time, whitening, more attractive to consumers.

　　食品確實不能亂買，一定要到正規的市場和去買食材，防止碰到黑心的小商販，防患于未然總是好的。

　　Food can't be bought at random. We must go to regular markets and supermarkets to buy food materials, so as to avoid encountering black-hearted vendors, and it's always good to take precautions.