Man eats the food contaminated by flies.

Man having a stomachache.

3 ways of unhygienic behaviors illustrated: touching feces (for fertilization), playing with dirty soil, eating without washing hands.

A girl covering her stomach in pain is talking with her mother who just came back from the field (peasant attire). Mao's portrait on the wall.

Illustration of the process of dysentery infection from flies.

A man drinking water from the well.

Healthful food: a plate of vegetable and soybean oil.

Healthful habits: dress appropriately according to weather, keep clean, and drink water.

The woman telling a girl about a sick child covering up his mouth to cough.