1 Hot Foods and Drinks. Foods and beverages that are hot or spicy can burn or irritate the taste buds.  Smoking: Tobacco smoke, alcohol and insecticides can irritate inflammation or make it worse if it is already present.
The definition of a hat is a covering for the head, or someone's role in a job or in life. An example of a hat is a fedora. An example of a hat is the role of teacher. a covering for the head, usually with a brim and a crown.
They are usually motivated by personal gain. White hats are hackers employed with the efforts of keeping data safe from other hackers by looking for loopholes and hackable areas. This type of hacker typically gets paid quite well, and receives no jail time due to the consent of the company that hired them.