expired goods - contents of canned or bottled goods are spoiled if the date on the label has already expired. short weighing - the measure or volume is short of what it should be.short-changing -...
1.) some weighing scales in open markets are not accurate. a 1,000 gram weight may actually weigh from 750 - 900 grams only.
2.) injecting of water in chicken to make it weigh more.
3.) mixing...