In contrast, the tumors of the hard palate have much more varied histology with non-squamous cell tumors, including minor salivary gland tumors, causing a greater portion of the tumors seen in the hard palate, as well as rare cases of melanoma, sarcoma and malignant lymphomas.
Based on ANSI X4.13, the LUHN formula (also known as the modulus 10 -- or mod 10 -- algorithm) is used to generate and/or validate and verify the accuracy of credit-card numbers. 1  Tweet.
Earwax, also known as cerumen, is a yellowish waxy material that is produced by the sebaceous gland in the ear canal inside the ear. Earwax lubricates, cleans and protects the lining of the ear canal by repelling water, trapping dirt and making sure insects, fungi and bacteria do not get through and harm the eardrum.