Cats burst into tears when they eat delicious food. This may be due to the pungent smell of the food, blocked nasolacrimal ducts, conjunctivitis, etc. The owner must make a judgment based on the actual situation.

If it is a problem with the food itself, if the cat eats some food with a pungent smell, such as For example, food that has been left for a long time and has deteriorated to produce ammonia gas is likely to stimulate the cat's tear glands and cause tears.