Technology In Everyday Life

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    Chapter 11 Technology In Everyday Life ( 4 videos)

      11.1: Drip And Sprinkler Irrigation
      Make A Model For Drip And Sprinkler Irrigation System
    1. Make A Model For Drip And Sprinkler Irrigation System
      11.2: Techniques of Preserving Foods
      Methods of Preserving Food
    1. Methods of Preserving Food
      11.3: Simple Stethoscope
      Stethoscope
    1. Stethoscope
      11.4: Hand Sanitizer
      Sanitizer
    1. Sanitizer