Sentence examples for an external barrier from inspiring English sources

These include options with sequential barriers, options with an external barrier and two-asset lookback options.

The environment may impose an external barrier to reproduction, such as a river or mountain range, between two incipient species but that external barrier alone will not make them separate, full-fledged species.

Sunblocks are products whose ingredients are primarily designed to sit on top of the skin and form an external barrier to block the rays of the sun.

This is perhaps not surprising, as the corneal epithelium acts as an external barrier to the outside environment and is thus regularly exposed to environmental pathogens.

In the context of skin, the integrity of repair mechanisms plays a crucial role because the human skin acts as an external barrier and is subject to a constant barrage of DNA damaging substances such as exogenous chemical or physical agents and endogenous metabolites.

A major external barrier was the position of nursing within the health hierarchy and organisational structures in South Africa.

It is a complex multilayer system, consisting of an external "physical" barrier and an inner "functional" immunological barrier.

The gut mucosa is a multilayer system consisting of an external 'anatomical' barrier and an inner 'functional' immunological barrier.

Being inside a free trade area with an external tariff barrier provides major advantages; leave it and you are subject to that barrier, which raises the price of your goods and services.

How many have asked him?" Looked at through that lens, what seems like an external institutional barrier to equal sharing becomes something else entirely.

We, then, proceed with the inclusion of an external potential barrier, and we conclude by simulating two entangled (i.e. correlated) particles.