As soon as the sulfur is exposed to the ambient air temperature, it hardens into the more-familiar bright-yellow solid. The odor is terrible -- like a combination of rotten eggs and ammonia.
硫磺的气味非常难闻,闻起来像一种混合了臭鸡蛋和氨气的恶臭。
2
The sulfur leaves a pale yellow stain that almost seems to glow in the lower image, a photo taken from a helicopter in July 2006.
硫磺留下的淡黄色痕迹,在2006年直升机拍摄的照片(下图)中更加鲜艳夺目。
3
Miners tread down into the crater to collect blocks of bright-yellowsulfur, which forms when gaseous and molten sulfur emerges from fumaroles -- volcanic vents -- and hardens.