First Aid [Nicole Smith]

 inflammation that damages the neck running from the throat to the stomach (esophagus).

Causes include stomach acids backing up into the Neck, infection, some medications, and allergies.
Esophagitis often causes painful, difficult swallowing and chest pain with eating. Emergency symptoms include food stuck in the esophagus and chest pain that lasts more than a few minutes.
Treatments depend on the cause and can include medications and surgery. In some cases, lifestyle changes also may help.
burning sensation sizzle
sizzle Add to list Share. When things sizzle, they make a sound like the hissing and popping you hear when you fry food in fat. Drop pieces of bacon in a hot pan and they'll sizzle. A grilled cheese sandwich sizzles in melted butter, and veggie burgers sizzle on a hot grill.
car battery acid. bleach. ammonia. swimming pool cleaners.
chemical burns are injuries to the skin, eyes, mouth, or internal organs caused by contact with a corrosive substance. They may also be urns caused by electricity may be of three types: electrical burns, arc burns, and thermal contact burns. Electrical burns can result when a person touches electrical wiring or equipment that is used or maintained improperly. 

Typically, such burns occur on the hand For example, burning a finger on a hot electric steam iron would be thermal, not electrical. According to: electricity passing through resistance creates heat, so there is no current entering the body in this type of burn.
it results in  tumors or abnormal growth, but it is big Blisters .., from [Nicole Smith]