Industry

Duralumin

alloy

Nickel Processing

Frasch Process

mining

Soft Coal

coal classification

Crown Glass

Hydraulic Press

device

Dutch Metal

Reactive Dye

chemistry

Placer Mining

Structural Clay Product

Structural clay products

Cell

electronics

Alkyd Resin

chemical compound

Explosive

Types, Examples, & Facts

Maceral

Definition & Facts

Smithing

metalwork

Cannel Coal

fossil fuel