Snowball

Snowballs are throwable items.

Snow blocks
Snowballs can be obtained by breaking snow blocks (4 snowballs) when using a shovel without silk touch and by breaking snow layers using a shovel (1-8 snowballs, one per layer).

Snow Golems
Snow Golems drop 0-15 snowballs upon death.

Combat
Snowballs can be thrown by them. They are affected by gravity.

Snowballs are able to knockback mobs and gives the same effect as if the mob were being damaged. They deal to blazes and  to Ender Dragons in updates older than 1.9. They deal no damage to other mobs, but mobs will still flash red as a damage indicator. They can still damage armor.

Dispenser
Snowballs can be fired from dispensers.

Data values
Snowballs have entity data which define various properties of the entity. Their entity ID is.

Issues
Schneeball Bola de nieve Boule de neige Hógolyó 雪玉 눈뭉치 Sneeuwbal Śnieżka Снежок 雪球