Because the current environment changes rapidly affecting the normal life of people.Therefore, to find a way to be able to understand such effects, and easy to use in practice. And one of the ways have been developed for this purpose is ISO 14044:2006 which is the standard that replaced the original standard is ISO 14041, which is standard in the management of the issue of environmental standards. ISO 14042 to evaluate and analyze the accounting item system products and environmental standards, ISO 14043ISO 14044:2006 up to enter the requirements and provide guidelines for life cycle assessment or (LCA), as well as goal and scope definition. LCA account analysis items assessing process interpretation.From raw materials, production processes, use of energy. The effects arising from use of the goods. Service and disposal after use. The linked to the consumption of holistic (until the end), in which the LCA.Thai and also can be used to compare the LCA product or process which affecting the environment significantly less.