The Paperwork Reduction Act (PRA), enacted in 1980 and revised upon its reauthorization in 1986 and 1995, created the Office of Information and Regulatory Affairs (OIRA) within the Office of Management and Budget (OMB) to oversee information policy within the executive branch.
Learner's definition of BLEACHERS. [plural] US. : a set of benches arranged like steps for people to sit on while they are watching a sporting event or performance. stadium bleachers.
A bleach is a chemical that can remove or lighten color, usually via oxidation. Learn about the different types of bleaches and how they work. A bleach is a chemical that can remove or lighten color, usually via oxidation. Types of Bleach. There are several types of bleach. Chlorine bleach usually contains sodium hypochlorite. Oxygen bleach contains hydrogen peroxide or a peroxide-releasing compound such as sodium perborate or sodium percarbonate. Bleaching powder is calcium hypochlorite.