Prezioak Saioa hasi Izena eman

Kategoriak: Guztiak - hygiene - diseases - water - prevention

arabera oscar gonzalez 5 years ago

482

han washing

Honelako gehiago

keeping healthy

keeping healthy

Sumaya Ali‑k egina

Plant Physiology

Plant Physiology

Anna mariz Bonde‑k egina

geology

geology

Gila Alon‑k egina

Sewage/ Wastewater Treatment
By: Akshaya Madduru

Sewage/ Wastewater Treatment By: Akshaya Madduru

Madduru Akshaya‑k egina

han washing

before and after

bath

animals

eat

money

rub hands

antibacterial

soap

water

asepsis

avoid diseases

influenza

cold

Diarrhea

Meningiti

Hepatitis A