Description and significance. Streptococcus mutans is a Gram-positive bacterium that lives in the mouth. It can thrive in temperature ranging from 18-40 degrees Celsius. The bacterium metabolizes different kinds of carbohydrates, creating an acidic environment in the mouth as a result of this process.
Occupational Safety & Health Administration. Welcome to OSHA's Fall Prevention Campaign. FALLS ARE THE LEADING CAUSE OF DEATH IN CONSTRUCTION. In 2013, there were 291 fatal falls to a lower level out of 828 total fatalities in construction. These deaths are preventable. Falls can be prevented and lives can be saved through three simple steps:
According to the U.S. Department of Labor's recent workplace safety index, some of the most common work-related injuries are: Overextension. Consistently rated as the most common work-related injury, overextension occurs most often when a worker is pulling, pushing, lifting, gripping, carrying or throwing. Overextension is known to cause sprained and torn muscles, tendons, and ligaments.