protective clothing? Chemical-resistant materials prevent the measurable movement of certain chemicals through the material to your protected skin for a limited period of use or time.
Definition of conscious. 1  1 : perceiving, apprehending, or noticing with a degree of controlled thought or observation conscious of having succeeded was conscious that someone was watching. 2  2 archaic : sharing another's knowledge or awareness of an inward state or outward fact. 3  3 : personally felt conscious guilt.
aware, cognizant, conscious, sensible, alive, awake mean having knowledge of something. aware implies vigilance in observing or alertness in drawing inferences from what one experiences. aware of changes in climate; cognizant implies having special or certain knowledge as from firsthand sources. not fully cognizant of the facts conscious implies that one is focusing one's attention on something or is even preoccupied by it.