This type of hopper is commonly related to industries like agriculture or construction. The cement hopper at the construction site was filled to the top.
Pro Tip 2/3
Bulk Material
Think of large quantities of raw materials when you hear this hopper term. Farmers use a grain hopper to store and manage their harvest.
Pro Tip 3/3
Bottom Discharge
The hopper releases material from a hatch or valve at the bottom. The workers opened the hopper to pour out sand for the playground.