Cockroaches have flat, oval-shaped bodies. The bodies of cockroaches are oily to the touch and may be cool or warm, depending on the temperature of their environment. The head of a cockroach is small and is covered by a shield-like pronotum.
World Trade Organization. Today, member countries number 125 (nearly the whole world except China, some former communist countries, and a number of small nations) and WTO rules apply to over 90 percent of international trade.
You won't believe these 10 facts about people. A tariff code is a number assigned to each type of product sold internationally. Each tariff code is issued by the World Customs Organization (WCO) through a database called the Harmonized System.The number of digits for each product ranges from six digits for common products to 10 digits for niche items.he first four digits of a tariff code represent the general category of the listed product. The WCO adds two or four digits depending on the number of subcategories within a product category.