Is sulfur harmful to humans?

Sulfur is a yellow, odorless, non-metallic element. When it reacts with oxygen, sulfur forms sulfur oxide. This is a dangerous substance that can cause damage to the eyes, nose and lungs. People who have inhaled sulfur oxide often begin coughing and have difficulty breathing. read more

Elemental sulphur is not toxic, but many simple sulphur derivates are, such as sulphur dioxide (SO 2) and hydrogen sulfide. Sulfur can be found commonly in nature as sulphides. During several processes sulfur bonds are added to the environment that are damaging to animals, as well as humans. read more