Hock burns
Encyclopedia
Hock burns are marks found on the upper joints of chickens and other birds raised on broiler farms. These marks are where the ammonia
from the waste of other birds has burned through the skin of the leg, leaving a mark. Many meat processors now remove these marks as they discourage customers. Hock burn normally does not surpass 15% of a flock, according to poultry industrial metal like Ministry standards, but independent studies have found incidents of hock burn more common. Researchers at the University of Cambridge
found that hock burn could be identified in 82% of chickens sold in supermarkets.
Ammonia
Ammonia is a compound of nitrogen and hydrogen with the formula . It is a colourless gas with a characteristic pungent odour. Ammonia contributes significantly to the nutritional needs of terrestrial organisms by serving as a precursor to food and fertilizers. Ammonia, either directly or...
from the waste of other birds has burned through the skin of the leg, leaving a mark. Many meat processors now remove these marks as they discourage customers. Hock burn normally does not surpass 15% of a flock, according to poultry industrial metal like Ministry standards, but independent studies have found incidents of hock burn more common. Researchers at the University of Cambridge
University of Cambridge
The University of Cambridge is a public research university located in Cambridge, United Kingdom. It is the second-oldest university in both the United Kingdom and the English-speaking world , and the seventh-oldest globally...
found that hock burn could be identified in 82% of chickens sold in supermarkets.