![]() Image Number D1339-3 |
Animal nutritionist Brian Kerr feeds piglets crude glycerin (the dark liquid), which he has shown to be an excellent source of energy for the animals.
Photo by Stephen Ausmus.
![]() Image Number D1339-3 |
Animal nutritionist Brian Kerr feeds piglets crude glycerin (the dark liquid), which he has shown to be an excellent source of energy for the animals.
Photo by Stephen Ausmus.