exposed

adj

1. (usually, with-to)Open (especially to something), unconcealed and/or unprotected (and therefore vulnerable, susceptible).

   “exposed to light; exposed to water; exposed to abuse; exposed to danger”

   “an exposed path (trail, etc) up the mountain (one with a drop-off on one or both sides)”

   “The monastery perched on an exposed cliff.”

   “The soldiers needed to find cover fast. Their current position was very exposed.”

   “The bike chain is open and exposed to tough environmental conditions such as temperature changes, humidity, rain, dirt and road salt.”

verb

1. (form-of, participle, past)simple past and past participle of expose

   “The film was not exposed to sufficient light.”

   “Manganism has been known about since the 19th century, when miners exposed to ores containing manganese, a silvery metal, began to totter, slur their speech and behave like someone inebriated.[…]Nowadays workers are exposed to far lower doses and manganism is rare.”