Waterproofing is a 13 letter English word. It's valid Scrabble word worth 22 points. It's valid Words with friends word worth 25 points.
You can make 1418 anagrams from letters in waterproofing (aefginooprrtw).
First recorded in 1835-45; waterproof + -ing1
On the priming coat was mopped a coat of waterproofing compound, applied hot, and covered with a layer of fine sand.
The first patent for waterproofing seems to have been granted in 1791.
Then a waterproofing contractor agreed to make the reservoir water tight with paper and tar, by applying it on the inside.
The one feature of shoe selection which seems to appeal to the average sportsman is waterproofing.
One use they put it to was the waterproofing of their cloaks.
For these reasons any discussion of waterproofing for concrete is at the present time bound to be unsatisfactory.
The following are examples from actual practice of waterproofing with bituminous coatings.
waterproofing by paraffin is a most satisfactory process and the one most used by tent manufacturers.
Where a heavier waterproofing is necessary the waterproofing compound is covered with one or more ⅝-in.
Outside of the manufacturers of waterproofing material the art has received serious study by comparatively few persons.
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