Food cooling down too quickly: During family meals or gatherings, dishes cool down rapidly, which can affect their taste and texture.

Incompatibility with certain containers: Some heating devices are not suitable for all types of cookware, limiting their usability.

Energy waste and food spoilage: Constantly reheating food in a microwave or on a traditional hob consumes energy and can alter food quality.

Limited safety and convenience: Some heating solutions can be hazardous (burns, overheating) or impractical (long waiting times).