1The company prides itself on the purity of its water, which is sourced from a natural spring.
2Is the pursuit of purity in scientific research a realistic goal, or is it a myth?
3The artist's use of bold colors and geometric shapes conveyed a sense of purity and simplicity.
4Environmentalists are concerned about the impact of human activities on the purity of the air and water in urban areas.
5The concept of purity has been used throughout history to justify social and moral hierarchies, often with devastating consequences.