protective membrane

protective membrane

A surface material that meets code requirements for an outer layer of a fire-resistive assembly containing concealed spaces.
References in periodicals archive ?
We've known for years that the protective membrane which surrounds the brain - the bloodbrain barrier - stops anything getting through which the brain doesn't recognise, including many man-made drugs," Prof Gill said.
Doctors have previously struggled to get drugs through a protective membrane which surrounds the brain.
In White's words: "Once the AKP's inner circle becomes its own bounded and self-interested entity, it will encounter the tendency for those outside the group's protective membrane to distrust and resent it.
To install an ice and water protective membrane as you had specified, and presumably you paid for, will require removing shingles down to bare sheathing.
Bacterial meningitis is an infection of the meninges, the protective membrane that covers the spinal cord and brain.
He was diagnosed with a non-malignant meningioma, a tumour of the protective membrane surrounding the brain and spinal cord.
After roughly 240 million years, the coral lineages certainly have had time to evolve a protective membrane, he says.
The technique accelerates the cells to a point where the protective membrane surrounding the cell disintegrates, leaving the active molecules that make up the cell free for extraction.
The problem, to the delight of creationists and others who rejected the notion that life could "just happen" was that nobody could figure out a plausible scenario in which either the amino acids formed and could create a protective membrane before being dissolved by the water, or how a membrane could form without biological processes to drive it.
This removes a protective membrane that allows for safe room-temperature storage.
The technology pierces the protective membrane of the cancer cell without harming nearby blood vessels and nerves, unlike most conventional surgery, according to regulatory filings.
It is believed they are planning to dig out 50 cms of soil from the worst affected properties and lay down a protective membrane before replacing the topsoil.