What's the buzz of the live World Cup in South Africa? The flies are buzzing? | Everett is as good as water

A Vuvuzela is a musical instrument that makes a buzzing sound, one of the most powerful instruments used to disrupt the stadium. (Whistles, fireworks, etc.)

It comes from South Africa and is popular in South Africa, its main component is plastic, the sound issued by a single and decibel value can exceed 100, which is noise, but South Africans love to use this thing to create the stadium atmosphere, and has become the ultimate weapon of South Africa in this World Cup.