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:
Falling is the second leading cause of accidental death worldwide and is a major cause of personal injury, especially for the elderly. Falls in older adults are an important class of preventable injuries. Builders, electricians, miners, and painters are occupations with high rates of fall injuries. About 155 million new cases of a significant fall occurred in 2013. These unintentional falls resulted in 556,000 deaths up from 341,000 deaths in 1990.