Butyric acid, along with acetic acid, can be reacted with cellulose to produce the organic ester cellulose acetate butyrate (CAB), which is used in a wide variety of tools, parts, and coatings and is more resistant to degradation than cellulose acetate.
One and a half hours is much too long to cook the chicken at 350 degrees F. The time your chicken will bake in the oven does depend on the internal temperature and the size of your chicken or chicken pieces. Generally I bake chicken at 350 degrees F. for 30 to 40 minutes.
So pork may now be lawfully cooked In the United States at 145F (62C), the same temperature as whole cuts of beef and lamb. That's 20F less than poultry, which must still be cooked to 165F (74C). The to is important, of course - the meat has to reach this temperature internally, and then stay at it for three minutes.