"external area" is a correct and usable phrase in written English.
It refers to the outdoor or outside space surrounding a building or structure. Example: The apartment complex has a large external area with a playground and picnic tables for residents to enjoy.
Terraced houses work better from an ecological point of view, because they're squashed together and they've got a limited external area".
Using similar mixtures with a hollow fibre device shows that only the external area of the fibre bundle is effectively used.
Further increase in the surfactant concentration from 10%to50%0% (v/v) produced branched and folded fractal-like structures of large external area.
Mud diapirs that occur in the external area of the Gulf of Squillace, are located close to the Pliocene and Pleistocene depocenter.
Equations for calculating the total geometric volume and external area of lobe-shaped catalytic particles as a function of easy-to-determine geometric parameters are presented in this work.
Ring opening increases either by adding a higher amount of catalyst to the system or by decreasing the particle size of the catalyst since, in both cases, the external area of the catalyst (i.e., available surface protons) becomes larger.
This programme now prohibits smoking in the main external areas of the campus".
The report dealt only with maintenance and repairs to the station's external areas outside its inhabited modules.
Structural differences between anterior, posterior, and external areas were mild and followed the density patterns.
"People bothered to keep the communal areas clean and tidy," Jones says, "and there was a porter who looked after the external areas and kept an eye on the youngsters.
In other words, sustaining high levels of ecological condition and human welfare in watersheds appeared dependent on linkages with external areas and their continued "sustainability" as well.
