1.   A good tool is a heavy Chinese cleaver, because its weight adds a certain certitude to the slicing.

2.   Having never backpacked, I was unprepared for the feeling weight adds to the hiking experience.

3.   With kerosene, you save weight on tanks but have to add weight on fuel to get whatever thrust you need.

4.   Weight added an empty-net goal in the final minute.

5.   The car is normally weighed without the driver, and his official weight then added.