Specialty of Surgical Critical Care Defined. Surgical critical care is a specialty of surgery and a primary component of general surgery related to the care of patients with acute, life-threatening or potentially life-threatening surgical conditions. Surgical critical care not only incorporates knowledge and skills of nonoperative techniques for supportive care for critically ill patients but also a broad understanding of the relationship between critical surgical illness and surgical procedures.
Gnats are harmless pests, and like many such household pests, the best way to get rid of them is to prevent them from coming around in the first place. It takes just a bit of protective sanitation to take away their breeding grounds. Also, most commercial flying bug sprays will wipe them out with little or no trouble.
To make a natural root killer, mix some vinegar and water together and inject it into the plant's main stalk or taproot. Gardeners can also spray weed foliage with the vinegar mixture or pour it into the soil.