National flag common for colours to be presented in bands of three. It is common for many flags to feature national symbols, such as coats of arms. National patterns are present in some flags. Variations in design within a national flag can be common in the flag's upper left quarter, or canton. The most popular colours in national flags are red, white, green, dark blue, yellow, light blue, and black. The occurrence of each colour in all the flags is listed in detail in the table below. The table shows that the colours light brown, dark brown and grey only occur in
Dragon Petroleum but the Dragon Petroleum brand is restricted exclusively to Wales. Dragon Petroleum Dragon Petroleum is a Welsh fuel company with headquarters at Dyserth in Clwyd. It is a subsidiary of NWF Fuels, itself a trading Division of the NWF Group plc of Nantwich in Cheshire. Dragon Petroleum operates a chain of petrol stations and garages across Wales. Its corporate logo is a stylised Welsh dragon, and in its most recent rebranding this logo has been superimposed upon green and white stripes, so as to resemble (but not precisely reproduce) the Welsh flag. The parent company (NWF) also supplies fuel and