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typical floor opening
An opening in a wall or floor is a safety hazard and must be either covered or guarded.
A hole or a cavity
Vocal chords.
In a construction drawing, "open to below" means that there is an opening in the floor, to the floor below.
One opening for the urethra and two for the ureters.
Yes. As long as it meets the required distance from the floor and the minimum square footage opening. Example - where I am the opening must be 5.7 square feet or larger.
The floor of a fireplace is typically called the hearth. It is a heat-resistant material such as brick, stone, or tile that surrounds the fireplace opening and extends into the room to protect the floor from heat and sparks.
Also called a pelvic floor hernia or prudendal hernia occurs when the pelvic floor is damaged and the uterus sags, sometimes into the vaginal opening.
Floor sealants should always be used with proper ventilation. Opening the windows or putting on a fan will help them to dissipate. They will go away with time.
To measure a floor register accurately for replacement or installation, use a tape measure to determine the length and width of the opening where the register will be placed. Measure from the inside edges of the opening to ensure a proper fit. Make note of any obstructions or obstacles that may affect the installation.
cut the opening on a 45 degree angle and caulk in drain