2.  Enviro-Pigs are genetically enhanced line of Yorkshire pigs.  They are developed by researchers to oozes more environmental friendly waste.  It contain about 50 to 75% of compound called phytate passes through the pig digestive tract

3.  http://en.wikipedia.org/wiki/Enviropig http://en.wikipedia.org/wiki/Enviropig  http://www.uoguelph.ca/enviropig/ http://www.uoguelph.ca/enviropig/  http://www.thestar.com/comment/columnist s/article/541710 http://www.thestar.com/comment/columnist s/article/541710

4.  Why was the enviro-pig invented?  When was the first enviro-pig made?  How was the pig part of the environment?  What ingredients do they use for the pig?  Where was the enviropig made at?