waste material

• أي مادة أو شيء يُطرح لعدم الحاجة إليه أو لانتهاء صلاحيته أو عدم صلاحيته للاستعمال بعد عملية أو نشاط ما، ويحتاج غالبًا إلى التخلص منه أو إعادة تدويره.

Any substance or material that is discarded, unwanted, or no longer useful after a process or activity, often requiring disposal or recycling.

1. Unwanted or unusable substancesB1formal

   Any material that is discarded after its primary use, or is considered worthless, defective, or of no use.

   نفايات

   • The factory disposes of its waste material in a special treatment plant.
   • Recycling programs help reduce the amount of waste material in landfills.
   • Hazardous waste material must be handled with extreme care.

2. Byproduct of a processB2formal

   Material that is left over from a manufacturing or biological process and has no further value in that context.

   نفايات

   • The chemical reaction produced a toxic waste material.
   • Sawdust is a common waste material in woodworking.
   • The body eliminates waste material through the digestive system.