Food product packages are terrific to analyze for DfE.
What about that beverage you just had? How does it stack up in product weight to package weight, one great way to assess packaging $ costs and environmental costs.
Here's some data
|Product||Content (gms)||Container (gms)||Container material||Content/Pkg weight|
|can of coke||355||16||aluminum||22|
|gallon of milk||3780||66||HDPE||57|
|64 oz. cranapple juice||1890||100||PETE||19|
|bottle of wine||750||608||glass||1.2|
Assumptions: All drinkable liquids have the same density as water. If you want to expand on this table some useful conversion factors for water are: 1 fl. oz. = 1 oz., 1 lb. = 2 cups, 1 gallon = 8 lb., 1 oz. = 28.35 g, 1 qt. = 0.946 L, 1 L = 33.814 fl. oz., 1 L= 1 kg