Thai cuisine is influenced by its geographical location at the crossroads of Asia. It uses ingredients like lemongrass, kaffir lime, and bird's eye chillies in curries and other dishes that balance spicy, sweet, and sour flavors. Thai cuisine is divided into regional styles from the north, northeast, central, and south regions, each utilizing local ingredients and cooking methods. Common dishes include curries, salads, stir fries and noodles that feature seafood, meat, vegetables, herbs, and spices characteristic of Thai cooking. A variety of tools and equipment are used in preparing traditional Thai dishes.