Patient Rehabilitation and Individual treatment
The answer to this question is Lube.
This process involves cleaning every parts of the frozen yogurt machine (even the smallest one on the inside)
This is really important because a frozen yogurt machine will always leave residual ingredients on its smallest parts and it could go rotten if it left inside
Animal testing is inhumane and very unnecessary. There are so many different options available, There is no explanation for the poisoning, burning, and killing of about 100 mill animals each year causing them pain & fear. Animals are not little humans, and even tho we share a lot of our genes with other them the way our genes work is different.