The phrase "are especially exposed" is correct and usable in written English.
It can be used to describe individuals or groups that are particularly vulnerable to certain risks or dangers.
Example: "Children in low-income neighborhoods are especially exposed to environmental hazards."
Alternatives: "are particularly vulnerable" or "are notably at risk".
Some prisons run by private companies are especially exposed.
Many smaller banks are especially exposed to commercial real estate loans, where problems are growing.
Additionally, tall buildings require longer construction times in which the structural elements are especially exposed to moisture.
Homeless children are especially exposed, and according to the 2011 census, of the 23,973 homeless children and teenagers who were living in Brazilian cities, the majority were black or mixed race (almost 73 percent) and male (almost 72 percent).
The OECD identifies three countries that are especially exposed to the UK economy - Ireland, the Netherlands and Luxembourg.
Forest products, pharmaceuticals and media firms are especially exposed to public issue advocacy groups, often with virtuous causes.
Mr. Bennett is especially exposed to the grass-roots anger.
His leadership defects were especially exposed during the hinge of his premiership thus far: the weeks last autumn when he considered holding a general election.
As the outlook for the global economy worsens, Turkey, with a relatively high-cost but low-skilled workforce, will be especially exposed.
Colgate, which produces Palmolive soap, Colgate toothpaste, Hill's pet food and other top sellers, makes almost two-thirds of its sales abroad, so it is especially exposed to changes in foreign currency.
The Eagles' defense is a mess across the board — the linebackers are not good (and that's being especially exposed by the Wide 9), nobody is tackling well, only Cullen Jenkins and Jason Babin are living up to their free agency hype — but it's hard to scrap an entire defensive system midstream and start over.
