Asphalt shingles encompass a range of choices: Built-up roofing (BUR) is made by layering asphalt and reinforcing felt, known as ply sheets, to form a composite material. BUR is commonly ...
UAE residents are warned and urged to be cautious when using nonstick pans after an increasing report of polymer fume fever, informally known as 'Teflon ... cooking materials such as enamelled ...
Boris Rybtchinski of the Molecular Chemistry and Materials Science Department at the Weizmann Institute of Science have created a new composite plastic that degrades easily using bacteria.