air hole


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air hole

In the foundation of a house, an opening that provides ventilation for a crawl space.
References in periodicals archive ?
Figure 7 shows the numerical aperture increases as the voltage amplifying when the input frequency is constant and the radius of the air hole is fixed.
Each BearGram[R] gift includes a customized Vermont Teddy Bear accompanied by a personalized greeting card and free gourmet chocolate, all packaged in a colorful gift box with an air hole.
You could see it clearly, blowing from its air hole.
In addition to the video, an instructional guide and reproducible handout list the tools needed to create the whistle's basic form, cut an air hole, create an air passage, and complete the whistle in a creative, whimsical manner.
Each Bear-Gram gift includes a customized Vermont Teddy Bear accompanied by a personal greeting card and candy treat, all packaged in a colorful gift box with an air hole.
His body however happened to be above a 4-meter-deep air hole in the sand, which sunk him in.
The animals' air hole is freezing, so Adam broadcasts a news item.
The animals' one and only air hole is freezing over, so Adam hurriedly broadcasts a news piece in the hope that the networks might pick up the story.
The rat had gnawed at the air hole in the side of the bin to make a way in.
If it has, place a saucepan of hot water on the surface to gently melt the ice, or use one of the products available from garden centres to maintain an air hole so any animals living in the pond can breathe.
The RHS offers the following tips to minimise damage during a really hard winter: Place a plastic ball to float in ponds to help prevent ice forming and to ease making an air hole for fish to receive oxygen.
Each BearGram(R) gift includes a customized Vermont Teddy Bear accompanied by a personalized greeting card and free gourmet candy, all packaged in a colorful gift box with an air hole.