51.   LP gas and compressed natural gas require heavy storage tanks that add weight to a vehicle.

52.   Mainly a pass rusher for the Bulldogs, Daniels has added considerable weight and is effective against the run.

53.   More timely private industry reports add weight to the view that inventories could accumulate, because they suggest manufacturing activity is slackening.

54.   Most experts advise against adding weights to your walking.

55.   Now a new study adds weight to the theory that the veterans may be more likely candidates for coronary heart disease.

56.   Now each new uncovered fallacy adds weight to his feet, pulls him under.

57.   Pettengill said Wednesday that for the next leg he would take everything off the boat that might add weight and slow him down.

58.   Plastic bags are not very good for shell collecting because they retain water and sand, which adds weight and contributes to breakage.

59.   Practically all of them incorporated something from the traditional, copping riffs and singing styles in an effort to add some weight to their music.

60.   Recently, the rise of the Internet has added weight to the theory of technology-led urban decline.