If you contract a contagious illness by coming in contact with infected blood, this would be considered contraction through direct contact.

True. Contracting a contagious illness by coming into contact with infected blood is considered direct contact. Other ways to contract illnesses via direct contact is by contact with bodily fluids.

Think it's rice because in many countries rice is the main food so it can be traditionally served all at once.

That’s what i was going to say.