"permeable" is a correct and usable word in written English.
You can use it to describe something that allows liquid or gas to pass through it, such as a porous material. For example, "The material used for the roof of the building was permeable, allowing rainwater to pass through."
Permeable sediments thus grade into impermeable sediments, forming a permeability barrier that eventually could trap migrating petroleum.
He often describes the human body as "permeable", as if it somehow absorbs the events of our days.
The Kremlin has also discovered that the western political system is weak, permeable and susceptible to foreign cash.
Borders would be permeable.
Its thickness (or, rather, lack of it) and its strength make it an obvious starting point for something that is supposed to be permeable to pleasure, but not to anything else.One of the groups looking at graphene-reinforced contraception is led by Aravind Vijayaraghavan of the University of Manchester, in Britain.
The most obvious, though, is to use batteries if only they could be made big enough and cheap enough.Advocates of this idea are particularly enamoured of a design called a flow battery, in which two liquids, each in contact with an electrode and separated by a membrane that is permeable to hydrogen ions, jointly store the energy put into the battery when it is charged up.
The rest turns a turbine.In this section What lies beneath Southern bellwether V for victory No pinch of salt ReprintsDevising a suitable membrane tough enough to withstand the pressure while remaining permeable to water but not to salt is harder than it sounds.
These use hydrogen drawn through a permeable membrane coated with a layer of platinum where the gas combines with oxygen from the air to create water vapour and current that can be used to run electric motors.Hydrogen power is back in fashion partly because of constant tinkering with the technology.
Alleys Chicago has 1,900 miles of them will inevitably need repaving; why not repave them with permeable, light-coloured surfaces rather than asphalt to reduce water run-off into sewers and reflect rather than retain the sun's light and heat?New York's ambitious PlaNYC had similar origins.
Most geothermal plants are located where water has seeped down into the Earth's crust, been heated and forced back up through permeable rock.
Conventional gas production is relatively easy, but getting gas out of unconventional sources requires some physical and chemical violence to make the rocks more permeable.
