Definition: Something that cannot be processed and reused in recycling programs.

Example: Many plastic items are unrecyclable and end up in landfills.

Definition: Something that cannot be saved or repaired; it is beyond recovery.

Example: The damaged car was deemed unsalvageable after the accident.

Definition: Not clean or hygienic, often leading to health risks.

Example: The kitchen was deemed unsanitary due to the presence of mold and dirt.

Definition: Not damaged or changed; remaining in its original, natural state.

Example: The unspoiled beauty of the national park attracts many visitors.

Definition: Not damaged or changed by human activity; remaining in its natural state.

Example: The unspoilt beach was a perfect place for a peaceful vacation.

Definition: Describing something that has not been treated with a spray, often referring to plants or surfaces that have not been coated with a liquid substance.

Example: The unsprayed flowers in the garden attracted more bees than the treated ones.

Definition: Not steady or firm; likely to change or fall apart easily.

Example: The unstable structure of the building made it dangerous to enter.

Definition: Something that cannot be continued or maintained over time without causing harm to the environment or society.

Example: The company's practices are considered unsustainable because they deplete natural resources.

Definition: Something that has not been affected or changed in any way, remaining in its original state.

Example: The forest was untouched by human activity, preserving its natural beauty.

Definition: Describing a space that does not have air circulation or fresh air flow.

Example: The room felt stuffy and uncomfortable because it was unventilated.