Complex sentence: Martin's longtime exposure to the fine crushed glass she used to decorate her walls and ceilings eventually caused her eyesight to start failing, leading her to commit suicide by ingesting caustic soda on August 8,1976 at the age of 78.
Split into simpler sentences: Martin's longtime exposure to the fine crushed glass she used to decorate her walls and ceilings eventually caused her eyesight to start failing. This led her to commit suicide by ingesting caustic soda at the age of 78.