Oral cancer can develop in the lips, gums, and tongue, as well as the lining of the cheeks and the floor and roof of the mouth. White, red, or mixed red and white spots (or patches) on your tongue, gums, or any other tissues in your mouth. A sore or irritation in the mouth that bleeds easily and doesn't heal.
Normally shingles are grouped horizontally in groups of three or four. Either glue or small tacks holds together the pre-grouped shingles.  â¦    also, 3 bundles of 30 year shingles = one square=100 sq ft coverage.------------------------------------ A standard 3-tab shingle contains 1/3 of a square.... that is, it takes three bundles of shingles to cover 100 square feet.
How much does a bundle of shingles cover? Quick Answer. One bundle of shingles covers approximately 33 square feet of roof, depending on the size and weight of the shingles. Typically, it takes three bundles of standard-sized, standard-weight shingles to cover 100 square feet of roof surface.