1 An electrical impulse travels along an axon. 2  This triggers the nerve-ending of a neuron to release chemical messengers called neurotransmitters. 3  These chemicals diffuse across the synapse (the gap) and bind with receptor molecules on the membrane of the next neuron. These chemicals diffuse across the synapse (the gap) and bind with receptor molecules on the membrane of the next neuron. 2  The receptor molecules on the second neuron bind only to the specific chemicals released from the first neuron.
Some of the more promising wart remedies seemed to be apple cider vinegar, lemon juice, and salicylic acid, which also happens to be the main ingredient in most wart removers. Salicylic acid is also the main in aspirin. I had a lot of aspirin, and I had a lot of lemon juice and apple cider vinegar.
How to use tea tree oil for wart removal. Undiluted tea tree oil can be applied directly to the warts several times a day (three to four times daily is best). There is the possibility of skin irritation at the full strength so always test on a small area first just to be sure.