You'll also hear terms like naturally occurring sugar, added sugar, low-calorie sweeteners, sugar alcohols, reduced-calorie sweeteners, processed grains, enriched grains, complex carbohydrate, sweets, refined grains and whole grains.ou may also hear sugar referred to as simple or fast-acting carbohydrate. There are two main types of sugar: 1  naturally occurring sugars such as those in milk or fruit. 2  added sugars such as those added during processing such as fruit canned in heavy syrup or sugar added to make a cookie.
Metal Roofing Materials. Metal roofing materials can last for decades without degrading in appearance or function. The oldest metal roofs in the world are over 120 years old and are still in fairly good condition. Paint and anti-rust technologies increase a metal roofâs lifespan drastically and make metallic roofs an excellent long-term investment. Residential metal roofs typically have a rated lifespan of 50 years or more. This is outstanding compared to the 15-year average lifespan of other materials.
When the roofs life is about to expire. There are all kinds of roofing materials. The most common are composition shingles they last anywhere from 10 to 50+ years depending on the thickness and quality of installation. Shake roofs last about 20 years the same for wood shingles.