1. survey and characterization of products used in everyday life.2. collect, organize and present information about products on a daily basis in an appropriate and clear format.
1. Survey and Classification of products used in everyday life 2. Collect and present information about the products on a daily basis in an appropriate format and clear.
1. Survey and identification of products used in daily life 2. Collect, manage action and present information about products in daily life in a reasonable and clear .