Is there formaldehyde in steamed meat in pottery bowl?

Steamed meat in crock is a traditional dish in China, which takes pork, chicken and other meat as the main raw materials, adds various seasonings and rice, and puts it into a steamer to steam. In the production process, any substance that may contain formaldehyde, such as preservatives or additives, will not be used.

Steamed meat in pottery bowls does not contain formaldehyde, because the production process does not involve adding chemicals such as formaldehyde, and steamed meat in pottery bowls purchased through formal channels does not have the problem of harmful substances such as formaldehyde.