Although their many disadvantages, plastic products are commonly used due to elasticity, waxy structure and cheapness.  But it is still very important environment pollutant. Many thousands tons plastics are thrown to sea every year.

After 1970’s petrol crisis, due to increase of petrol prices, alternatives to petrol origin polymers were searched. And in 1976, England Imperial [...]

Bisphenol-A (BPA) is  a chemical that is used in plastic manufacturing combining with other chemicals. It has been used for many days and was permitted with the Commission Directive 2002/72/EC of 6 August 2002.
Little amount of BPA can contaminate to the food products via polycarbonate plastics and epoxide materials. Also BPA migration can occur by [...]

Pork is the main food in Chinese diet. Although China is the world’s largest pork producer and consumer, he imported over million tones of pork and cooked pork products from United States due to blue ear disease.
But, nowadays deadly swine flu virus has killed many people in China and USA. So Chinese government banned imports [...]