why do you like blasting sound waves through cheese or chocolate chocolate

Question: why do you like blasting sound waves through cheese or chocolate chocolate
- Keywords:
  cheese,
  chocolate,
  research,
  soundwave
Asked by stubotthewuzzer to Nik on 10 Mar 2013.
- Nik Watson answered on 10 Mar 2013:
  
  As its a good way of telling whats inside the food (cheese or chocolate). We can use the soundwaves to see if the food is changing or if there are any bits inside which shouldnt be. these could be bits of plastic of metal which fall into the food by mistake in the factory.

Question: why do you like blasting sound waves through cheese or chocolate chocolate