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.
2. Pry up the first overlapping shingle to expose the nails with the pry bar. Most shingles are nailed down with four nails but the first row of shingles are usually double-stacked and may have six or more nails holding them in place. In most instances, two separate shingles that form the overlap.