Placard: DWW4

Calcium cyanamide with more than 0.1 percent of calcium carbide

Calcium carbide

Calcium carbide

Calcium

Boron trifluoride dimethyl etherate

Batteries, containing sodium

Barium

Aluminum smelting by-products or Aluminum remelting by-products

Aluminum silicon powder, uncoated

Aluminum smelting by-products or Aluminum remelting by-products