cph

• Environmental health


  Art of conservation and promotion of public health
• Phases of EH


  1. Water sanitation

  2. Preventive measure against diseases
• Types of water


  • Potable water
  • Polluted water
  • Contaminated water
• Potable water


  Efas, clean, free from contaminants and pollution
• Polluted water


  Suffered impaired on its physical qualities
• Contaminated water


  Infectious agents, toxic or poisonous
• Sources of water


  • Rain water
  • Surface water
  • Underground water
  • Piped water
• Rain water

  Fresh water, distilled pure water