Then, ensure the latch mechanism is engaged. Many Screen Away doors have a latch built into the top of the bottom glass panel, located in the middle of the door. Other doors have a latch built into the handle at the top of the top operating glass panel. This handle needs to be installed during the door installation.
Nitrates are used to: 1  Relieve angina. 2  Prevent angina, when used before stressful activities that can cause angina (such as sexual intercourse or walking up stairs or a hill). 3  Prevent angina that occurs during daily activities (long-term use).
The Uses of Sodium Nitrate-NaNo3. Sodium nitrate-NaNo3 has been used industrially in a number of work fields ranging from agriculture to food industry. Serving the agricultural purposes, Sodium nitrate-NaNo3 is used to make fertilizers.odium nitrate-NaNo3 is antimicrobial and it makes Sodium nitrate-NaNo3 used largely in the food industry as preservatives. Food preserves with Sodium nitrate-NaNo3 is safe, and should not be confused with Sodium nitrite as it is carcinogenic.